Know What's Happening in Fitness

Today's Fitness Pulse

Eternal launches AI‑driven weekly health podcasts after $13.25M seed round

Health‑and‑longevity startup Eternal closed a $13.25 million seed round and introduced AI‑generated five‑minute podcasts that deliver personalized health updates. The briefings pull data from wearables, blood work and DEXA scans to cover sleep, movement, strength, cardio and recovery for each user.

These 3 Glute Activation Exercises Made My Runs Feel Easier. I Wish I Started Doing Them Sooner.
NewsMay 4, 2026

These 3 Glute Activation Exercises Made My Runs Feel Easier. I Wish I Started Doing Them Sooner.

Runner Heather Mayer Irvine added a three‑exercise glute activation routine prescribed by physical therapist Chloe Costigan. The eight‑minute circuit—donkey kicks, single‑leg glute bridges, and side‑plank hip lifts—was performed before runs for four weeks. She reports easier stride mechanics, improved pace...

By Runners World
Japanese Interval Walking Boosts Fitness, Study Finds
NewsMay 4, 2026

Japanese Interval Walking Boosts Fitness, Study Finds

Researchers in Japan have shown that a simple interval walking routine—three minutes fast, three minutes slow, repeated five times—significantly improves aerobic capacity, leg strength and blood pressure in older adults. The findings highlight a low‑impact, accessible alternative to high‑intensity workouts...

By Pulse
Higher Carb Intake Boosted Sub‑2‑Hour Marathon Success
SocialMay 4, 2026

Higher Carb Intake Boosted Sub‑2‑Hour Marathon Success

Did higher carb intake win the day in the battle of the sub 2-hr marathons?

By Tom Coughlin, MSc (Performance Nutritionist)
At What Age Do Long-Distance Triathletes Peak?
NewsMay 4, 2026

At What Age Do Long-Distance Triathletes Peak?

Analysis of a decade of Ironman and Ironman 70.3 results shows the sweet spot for peak performance lies in the early‑30s. Both men and women achieve their fastest overall times in the 30‑34 age bracket for full‑distance races, while 70.3...

By Triathlete
Why This Pro Triathlete Quit Her Job to Hike the Appalachian Trail with Katie “Sunrise” Lance (BPR #355)
PodcastMay 4, 20260 min

Why This Pro Triathlete Quit Her Job to Hike the Appalachian Trail with Katie “Sunrise” Lance (BPR #355)

In this episode of Backpacker Radio, civil engineer turned pro triathlete Katie “Sunrise” Lance recounts qualifying for Kona on her first Ironman while juggling 20‑hour training weeks and a 12‑hour night shift at the Tennessee Valley Authority. She describes the...

By The Trek (independent publication)
Evidence‑Backed Supplements Boost Cycling Performance
SocialMay 4, 2026

Evidence‑Backed Supplements Boost Cycling Performance

Supplements to improve cycling performance 🚴‍♂️💊 This new paper from the UCI Sports Nutrition Project outlined considerations and applications of sports foods and supplements to improve cycling performance 📝 Here are the primary supplements including their dose/form (🎯), timing (⏱️), half-life/washout...

By Tom Coughlin, MSc (Performance Nutritionist)
Bigger VO2max, Not Tiny Lactate Tweaks, Drives Speed
SocialMay 4, 2026

Bigger VO2max, Not Tiny Lactate Tweaks, Drives Speed

Many athletes are focused on the little stuff - tweaking or shaping the lactate curve. A timely reminder that the vast majority of the difference in speed at *any* point on the curve comes from building a bigger engine - a...

By Alan Couzens
Self‑Selected Music Boosts High‑Intensity Endurance by 20% in New Study
NewsMay 4, 2026

Self‑Selected Music Boosts High‑Intensity Endurance by 20% in New Study

Researchers at the University of Jyväskylä in Finland found that participants who listened to self‑selected music during high‑intensity cycling lasted almost six minutes longer – a 20% gain in endurance – compared with a silent session. The effect occurred without...

By Pulse
Animal and Plant Proteins Both
SocialMay 4, 2026

Animal and Plant Proteins Both

Do proteins from dairy, meat, and plant sources differ in their capacity to promote muscle growth during resistance exercise training? And if so, which is best? Read the blog: https://t.co/kVK8kDSPba https://t.co/QbtVFreN0S

By Asker Jeukendrup, PhD
I Thought Longer Workouts Were Better — Until I Tried the 10-20-30 Method
NewsMay 4, 2026

I Thought Longer Workouts Were Better — Until I Tried the 10-20-30 Method

Ava Durgin recounts swapping long, monotonous runs for the 10‑20‑30 interval protocol and Swedish fartlek, both of which deliver cardio gains in minutes. The 10‑20‑30 method mixes 30 seconds easy, 20 seconds moderate, and 10 seconds sprint, while fartlek adds...

By Mindbodygreen
Older Adults' Muscle Gains May Vary by Muscle Type
SocialMay 4, 2026

Older Adults' Muscle Gains May Vary by Muscle Type

It is well-known that elderly people experience smaller gains in muscle size as a result of following the same strength training program as younger people. Whether this problem is universal or muscle-specific, however, is less clear. https://t.co/e1CMXYMDt0

By Chris Beardsley
The Strength Training Thread
BlogMay 4, 2026

The Strength Training Thread

Andy Galpin, PhD, challenges the long‑standing belief that core training belongs to high‑rep, low‑load endurance work. He argues that abdominal muscles share a roughly 50/50 mix of slow‑ and fast‑twitch fibers, so they obey the same hypertrophy and strength principles as...

By Rapamycin News
#390 ‒ AMA #84: Family Health History, Preventing Heart Disease, Metabolic Health, Strength Training Efficiency, Dementia Risk Reduction, NAD Supplements,...
PodcastMay 4, 20268 min

#390 ‒ AMA #84: Family Health History, Preventing Heart Disease, Metabolic Health, Strength Training Efficiency, Dementia Risk Reduction, NAD Supplements,...

In this brief AMA preview, Dr. Peter Atiyah tackles a wide‑range of practical health questions, from building a useful family health history and its role versus genetic testing, to why heart disease remains under‑prevented despite available tools. He discusses the...

By The Peter Attia Drive
What Is Fartlek Training?
NewsMay 4, 2026

What Is Fartlek Training?

Fartlek, Swedish for “speed play,” is a flexible running workout that alternates faster bursts with easy jogs without preset intervals. Dr. Leonardo Oliveira explains the method lets runners adjust pace on the fly, using landmarks or perceived effort. The approach...

By Cleveland Clinic Health Essentials
Tonal Unveils Mandalorian-Themed Home Workout Program
NewsMay 4, 2026

Tonal Unveils Mandalorian-Themed Home Workout Program

Tonal has launched a Mandalorian‑themed workout program that integrates the Star Wars franchise into its AI‑powered home gym. The offering, part of the Power Progress platform, aims to turn strength and cardio sessions into mission‑style training for fans and fitness...

By Pulse
What the Latest Science Really Says About Creatine’s Benefits for Body and Mind
NewsMay 4, 2026

What the Latest Science Really Says About Creatine’s Benefits for Body and Mind

Recent meta‑analyses confirm that creatine monohydrate delivers measurable gains in muscular strength, power, and endurance for both athletes and recreational exercisers. Parallel research shows modest improvements in short‑term memory and executive function, especially under sleep‑deprived or cognitively demanding conditions. Safety...

By Bioengineer.org
Sleep: The Ultimate Performance Boost Society Overlooks
SocialMay 3, 2026

Sleep: The Ultimate Performance Boost Society Overlooks

Sleep is the most potent performance & health enhancement that we have, and once society is ready to see it— the medical estb. will follow. This doesn’t mean movement, nutrition, or light aren’t vital. Until it is understood, the 7...

By Brian Mackenzie
Creatine Is Claimed to Benefit Body and Mind: The Potential Benefits and Limitations of the Popular Supplement
NewsMay 3, 2026

Creatine Is Claimed to Benefit Body and Mind: The Potential Benefits and Limitations of the Popular Supplement

Creatine, a naturally occurring compound, is the most studied dietary supplement for enhancing high‑intensity performance and supporting cellular energy via phosphocreatine. Recent analyses highlight its ability to improve muscle power, sprint output, and, in certain groups, cognitive functions such as...

By Medical Xpress
Train Sideways Now to Prevent Falls Later
SocialMay 3, 2026

Train Sideways Now to Prevent Falls Later

Most gym training happens in a straight line. Squats, deadlifts, rows, presses. Forward and backward, up and down, all in the sagittal plane. But… life doesn't stress you in a straight line. You step off a curb at an angle, shuffle...

By Howard Luks, MD
Blend Speed and Endurance with Structured Fartlek Intervals
SocialMay 3, 2026

Blend Speed and Endurance with Structured Fartlek Intervals

Fartlek Run Guide Purpose: Fartlek, is a training method that blends continuous running with interval training. It helps improve both speed and endurance. To perform a fartlek run, alternate between faster running and slower jogging based on natural landmarks or timed intervals Intensity: - Easy...

By Ben McCombs, PT, DPT, OCS
Nick Jonas Prioritizes Longevity to Maximize Time with Daughter
NewsMay 3, 2026

Nick Jonas Prioritizes Longevity to Maximize Time with Daughter

Singer‑actor Nick Jonas, 32, is reshaping his fitness routine around longevity after becoming a father, aiming to be present for his daughter Malti as long as possible. His comments underscore a broader shift among millennial fathers toward health‑focused work‑life balance.

By Pulse
RDLs Are Heavy Lifts, Not Just Accessories
SocialMay 3, 2026

RDLs Are Heavy Lifts, Not Just Accessories

Let’s kill the myth that the RDL is “just an accessory.” Yes, most people’s RDL 1RM sits around 60-80% of their conventional deadlift max. Intermediate lifters often hover near 80%, and advanced trainees can push even closer depending on mobility...

By William Wayland
Florida Gators Revamp Weight Room with Sorinex Gear to Boost Safety and Performance
NewsMay 3, 2026

Florida Gators Revamp Weight Room with Sorinex Gear to Boost Safety and Performance

Florida Gators Director of Football Performance Rusty Whitt has installed a new Sorinex weight‑room system in the Heavener Football Training Center, replacing four‑year‑old racks to improve safety and movement space. The upgrade is part of a broader overhaul of the...

By Pulse
Success Demands Paying for High‑Quality Reps and Competition
SocialMay 3, 2026

Success Demands Paying for High‑Quality Reps and Competition

If no one else is doing that, yes. You are correct. But competition has this funny way of weeding out people getting less reps. The only reason this hasn't happened in football is because the sport is too rough on your body,...

By Ed Latimore
10 Reasons Napping Is The Ultimate Power Move For Your Brain, Heart & Mood (P)
NewsMay 3, 2026

10 Reasons Napping Is The Ultimate Power Move For Your Brain, Heart & Mood (P)

A growing body of research shows that brief daytime naps are a physiological tool, not a luxury. Studies link 20‑minute naps to measurable gains in memory, attention, and mood, while regular napping can cut stroke risk by roughly half. The...

By PsyBlog
ACSM Revamps Strength Training Guidance, Emphasizing Consistency Over Complexity
NewsMay 3, 2026

ACSM Revamps Strength Training Guidance, Emphasizing Consistency Over Complexity

The American College of Sports Medicine (ACSM) has overhauled its strength‑training position for the first time in 17 years, spotlighting consistency and simplicity over intricate programming. Expert coaches echo the shift, urging lifters to focus on regular, whole‑body work rather...

By Pulse
Testing SkiErg Gains on Upcoming Running Build‑Up
SocialMay 3, 2026

Testing SkiErg Gains on Upcoming Running Build‑Up

Almost back to running. A nice easy build up during May is planned. Strength fairly decent. Interested to see if all this SkiErg translates across to running fitness (probably negligible and I’ll be absolutely gasping after 2 mins at 06:00...

By Tom Coughlin, MSc (Performance Nutritionist)
Is It Better to Work Out in the Morning or the Evening?
NewsMay 3, 2026

Is It Better to Work Out in the Morning or the Evening?

The article examines the long‑standing debate over whether to exercise in the morning or evening, drawing on circadian‑rhythm research and expert opinions. Morning workouts tap rising body temperature and cortisol to boost mood, focus, and habit formation, while evening sessions...

By GQ
Why a Rowing Machine Session Benefits You More Than Other Common Forms of Cardio
NewsMay 3, 2026

Why a Rowing Machine Session Benefits You More Than Other Common Forms of Cardio

Rowing machines are gaining popularity after featuring in events like HYROX, thanks to their ability to deliver high‑intensity, full‑body cardio. Studies show that eight weeks of regular rowing can raise VO₂ max by about 10% and engage 80‑85% of the...

By GQ
Pogačar Says Gym Gains Made Him Heavier After Romandie Win
NewsMay 3, 2026

Pogačar Says Gym Gains Made Him Heavier After Romandie Win

Tadeu Pogačar told reporters he is "heavier than usual" after his third stage victory at the Tour de Romandie, attributing the extra weight to recent strength work in the gym. The admission highlights the ongoing tension between power training and...

By Pulse
How Eric Lost 45 Pounds & Dropped 25% Body Fat in 9 Months
NewsMay 3, 2026

How Eric Lost 45 Pounds & Dropped 25% Body Fat in 9 Months

Eric enrolled in Legion Athletics' body transformation coaching and, over nine months, lost 45 pounds while cutting his body fat percentage from 45% to 20%. The program helped him shrink his waist from 38 inches to 31 inches and develop...

By Legion Athletics – Blog
Not Sure of Your Threshold Pace? This Is the Best Way to Find It, According to Research and Coaches
NewsMay 3, 2026

Not Sure of Your Threshold Pace? This Is the Best Way to Find It, According to Research and Coaches

Running at threshold pace—often called lactate threshold or LT2—delivers the most efficient endurance gains, but only when the pace is spot‑on. Experts Kaitlyn Baird (Hospital for Special Surgery) and Gab Reznik (ToneHouse) argue that a 30‑minute time trial is the...

By Runners World
ABC News Launches VIPER3 Program to Boost Physical and Mental Health for Australian Veterans
NewsMay 3, 2026

ABC News Launches VIPER3 Program to Boost Physical and Mental Health for Australian Veterans

ABC News announced the start of VIPER3, a research‑driven program that pairs twice‑weekly strength training with guided mindfulness for Australian veterans. The inaugural cohort includes former army sergeant Shane Bramley, whose chronic injuries and post‑service depression illustrate the dual challenges...

By Pulse
Traka Gravel Series Delivers Record Wins and Ultra-Endurance Insights
NewsMay 3, 2026

Traka Gravel Series Delivers Record Wins and Ultra-Endurance Insights

Danish rider Mads Würtz Schmidt clinched the Traka 360 in under 10 hours while Victor Bosoni and debutant Maddy Nutt won the 560km Traka Adventure. Their performances highlight how focused training, strategic nutrition and adaptive pacing are reshaping ultra-endurance cycling.

By Pulse
Short Social Media Breaks Boost Weight‑Training Gains
SocialMay 3, 2026

Short Social Media Breaks Boost Weight‑Training Gains

An easy exercise for everyone: weight training 1. Do a set of weight 2. Browse social media for 2 minutes 3. Do a second set of weight 4. Browse social media for 2 minutes 5. Repeat two more times 6. Go to another station 7. Repeat 1-6,...

By Sung Kim
Power Pause Boosts Lower-Body Force Before Rotation
SocialMay 3, 2026

Power Pause Boosts Lower-Body Force Before Rotation

From an S&C lens, Cam Young’s power pause creates a deliberate transition that maximizes lower-body force production by allowing full weight shift as and GRF development before upper-body rotation begins. https://t.co/0bR3xTkIbG

By William Wayland
World Athletics Backs Super‑shoe Tech as Record‑breaking Marathon Sparks $570 Shoe Trial
NewsMay 3, 2026

World Athletics Backs Super‑shoe Tech as Record‑breaking Marathon Sparks $570 Shoe Trial

World Athletics president Lord Sebastian Coe said the sport will not choke off super‑shoe innovation after Sabastian Sawe ran a sub‑two‑hour marathon in Adidas’s new Adizero Adios Pro Evo 3. At the same time, Daily Mail reporter Harry Bamforth tried the...

By Pulse
Sodium's Performance Boost: Limited Evidence Beyond Hydration
SocialMay 3, 2026

Sodium's Performance Boost: Limited Evidence Beyond Hydration

Sodium is often promoted as a performance enhancer, but what does the evidence say? This blog reviews the limited research on sodium intake during exercise and questions whether it improves performance beyond supporting hydration. Click here: https://t.co/ekABuKBMDR https://t.co/B5SZbA1psH

By Asker Jeukendrup, PhD
App Boosts HRV 30% and Lowers Resting Heart Rate
SocialMay 3, 2026

App Boosts HRV 30% and Lowers Resting Heart Rate

So this really worked for me. Use the https://t.co/XdKb719aG9 app HRV up by 30% on average Resting heart rate down

By Zaki Manian
Simple Carb‑Timing Strategy Helps Runner Break 4‑Hour Barrier
NewsMay 2, 2026

Simple Carb‑Timing Strategy Helps Runner Break 4‑Hour Barrier

A runner at the London Marathon completed the race in 3:58:36 by following a minimalist training schedule and a timed carbohydrate‑intake plan. The approach relied on pacing slightly slower than target early on and consuming 60‑90 g of carbs each hour,...

By Pulse
Sugar: Not All Bad—Boosts Performance When Used Strategically
SocialMay 3, 2026

Sugar: Not All Bad—Boosts Performance When Used Strategically

Sugar is often labelled as “bad” for health, but it’s also promoted as beneficial for athletes during exercise. This blog examines the evidence to answer the key question: is sugar actually harmful or helpful for athletic performance? https://t.co/eyhnVny8Am https://t.co/Ogq9bDJbXg

By Asker Jeukendrup, PhD
Study Finds Swimming Builds Bigger, Stronger Hearts Than Running
NewsMay 2, 2026

Study Finds Swimming Builds Bigger, Stronger Hearts Than Running

Researchers at the Federal University of São Paulo published a study showing that eight weeks of swimming, but not running, significantly enlarges heart mass and improves cardiac muscle strength in lab rats. The findings could reshape how fitness professionals and...

By Pulse
Build Mental Toughness by Gradually Embracing Discomfort
SocialMay 2, 2026

Build Mental Toughness by Gradually Embracing Discomfort

A large part of getting back in shape is remembering how to hurt. Mental toughness is a skill. It's normal for your alarm to be hyper reactive when it hasn't experience fatigue in a while. The way back is to gradually show...

By Steve Magness
Simple Daily Creatine: Consistency Beats Complexity
SocialMay 2, 2026

Simple Daily Creatine: Consistency Beats Complexity

Creatine works. The problem is most guys overcomplicate it or never stay consistent. Baseline Performance is built for that. Simple. Effective. Done daily. If you’re serious about your training, start with your baseline. Tap the link in bio and get yours. #baselineperformance #4fitfatherhood #fitdad...

By Rod Richard II (4FitFatherhood)
Brain, Not Muscles, Drives Endurance Capacity, New UT Southwestern Study Finds
NewsMay 2, 2026

Brain, Not Muscles, Drives Endurance Capacity, New UT Southwestern Study Finds

Researchers at UT Southwestern Medical Center published a study in Neuron showing that specific hypothalamic neurons program endurance, challenging the long‑standing view that muscles and heart adapt first. The finding could shift how gyms market workouts and spur new brain‑focused...

By Pulse
Transition to Bodybuilding: Journey to Jacked
NewsMay 2, 2026

Transition to Bodybuilding: Journey to Jacked

Bodybuilder wardog2k logged a high‑intensity chest and biceps session on April 30, hitting a personal record (PR) of 265 lb for six reps on the flat barbell bench and a 70‑lb weighted dip PR of 11 reps. Two days later, a leg...

By T-Nation
Technique Beats Muscle: Biomechanics Drive Punch Power
SocialMay 2, 2026

Technique Beats Muscle: Biomechanics Drive Punch Power

We’ve all witnessed the following. The lean, whip-thin lightweights hitting the heavy bag with a crack that sounds like a gunshot... While muscular guys who look like they never miss a day pumping iron hit the bag with as much pop as...

By Ed Latimore
Protein Quality Determines Muscle Growth Efficiency
SocialMay 2, 2026

Protein Quality Determines Muscle Growth Efficiency

What exactly does protein quality mean? And what makes a protein source high quality compared to low? Find out what factors influence muscle response to protein intake. Read the blog: https://t.co/4BsMILsT68 https://t.co/BepHS8d2mW

By Asker Jeukendrup, PhD
Accessory Work for Bigger Compounds – What Actually Carries Over?
NewsMay 2, 2026

Accessory Work for Bigger Compounds – What Actually Carries Over?

The post argues that beginners should concentrate on mastering the core lifts—squat, bench press, and deadlift—before adding extensive accessory work. Light, non‑maximal sets are recommended to cement technique, while occasional higher‑intensity accessory sets can build muscle mass and work capacity....

By T-Nation