Ben Greenfield

Ben Greenfield

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Author and endurance coach; biohacking, fitness, nutrition, and healthspan strategies.

Creatine Doesn't Damage Kidneys; Elevated Creatinine Harmless
SocialJun 7, 2026

Creatine Doesn't Damage Kidneys; Elevated Creatinine Harmless

The notion that “creatine is bad for your kidneys” is based on the idea that your doctor might see elevated creatinine and be concerned about your kidneys. But there’s no evidence that elevated creatinine from taking creatine is a problem...

By Ben Greenfield
Micro‑exercise Bursts Boost VO2max and Cardio Fitness
SocialJun 6, 2026

Micro‑exercise Bursts Boost VO2max and Cardio Fitness

Even what seems like *tiny* movement snacks (e.g. 1 to 5 minutes of exercise, 3 times per day, 3 to 7 days per week) improve cardiorespiratory fitness, including an increase in VO2max: https://t.co/dUh5XTG7vD

By Ben Greenfield
Aging Makes Muscles Resistant to Protein’s Benefits
SocialJun 4, 2026

Aging Makes Muscles Resistant to Protein’s Benefits

Why Protein Stops Working As Well As You Get Older (Anabolic Resistance Explained Simply) https://t.co/xXFe1HnI3v

By Ben Greenfield
Reading Boosts Brain Power, New Guide Reveals
SocialMay 30, 2026

Reading Boosts Brain Power, New Guide Reveals

Want a better brain? If you are a reader, the most up-to-date guide on the brain is Dr. Tommy Wood’s new book “the stimulated mind”. https://t.co/MdSDr3TS1d Bur…

By Ben Greenfield
Top Performers Obsessively Cut Out Tolerated Distractions
SocialMay 24, 2026

Top Performers Obsessively Cut Out Tolerated Distractions

"People who get an unusual amount of work done are maniacal about removing things from their lives that others tolerate." via @farnamstreet

By Ben Greenfield
Heavy Squats Trigger Heat‑Shock Proteins Like Hot Cardio
SocialMay 22, 2026

Heavy Squats Trigger Heat‑Shock Proteins Like Hot Cardio

Guess what simulates the massive heat shock protein release that you would normally get from hard aerobic exercise in the heat? The answer: intense resistance training (such as 6 x 10 heavy back squat at 85+ %), even if it’s not...

By Ben Greenfield
High‑protein Breakfast Cuts Lunch Calories by ~100
SocialMay 14, 2026

High‑protein Breakfast Cuts Lunch Calories by ~100

Increase protein intake at breakfast for better weight loss? In this study, eating more protein at breakfast (e.g. 20g) reduced calorie intake at lunch by about 100 calories…. …the study participants ate around 300 calories of either standard (6 grams of protein;...

By Ben Greenfield
Therapeutic Peptides: The Next Pillar of Modern Medicine
SocialMay 14, 2026

Therapeutic Peptides: The Next Pillar of Modern Medicine

I just finished reading one of the most comprehensive research reviews ever published on therapeutic peptides, and it explains why peptides are becoming one of the most important categories in modern medicine. Here's what you need to know:

By Ben Greenfield
Your Body Reveals True Feelings About Work and Home
SocialMay 12, 2026

Your Body Reveals True Feelings About Work and Home

“Your body tells you the truth about your life twice a day, at the door each morning and night, by answering a question you didn't ask: Am I excited to go to work? Am I excited to come home? If...

By Ben Greenfield
Seeking All‑In‑One Manager for New Book Launch
SocialMay 11, 2026

Seeking All‑In‑One Manager for New Book Launch

Attn: book publishing ninjas... ...looking for someone to handle web design, marketing, Amazon, fulfillment, etc. for my new book Precepts (already fully designed and edited). Details here: https://t.co/Ad15Ayudzv

By Ben Greenfield
Align Your Habits With Your Ambitions
SocialMay 10, 2026

Align Your Habits With Your Ambitions

"When someone's habits don't match their ambitions, trust the habits. The corollary: Do your habits match your ambitions?" via @farnamstreet

By Ben Greenfield
Auditing Home for Plastic: Swapping Out Hidden Sources
SocialMay 8, 2026

Auditing Home for Plastic: Swapping Out Hidden Sources

After hearing @DrJasonKarp talk about plastic exposure from common household items (new "Plastic Detox" doc here: https://t.co/HMlE83qNPV)... ...I audited our house. It's pretty good (cutting boards, spatulas, pans, etc.) check out... BUT...here's what I'll be changing out:

By Ben Greenfield
Only Proven Sleep Hacks Actually Improve Your Rest
SocialMay 7, 2026

Only Proven Sleep Hacks Actually Improve Your Rest

I Tested Every Sleep Hack on the Planet — Here's What Actually Works https://t.co/13yp3N9anK via @YouTube

By Ben Greenfield
High Protein Enables Recomp Whether in Deficit or Maintenance
SocialMay 7, 2026

High Protein Enables Recomp Whether in Deficit or Maintenance

Interesting finding that kind of defies physics, but it is what it is, proving there’s still more we need to learn… Muscle maintenance/body recomp strategy #1: eat adequate calories (isocaloric) Muscle maintenance/body recomp strategy #2: eat a calorie deficit, but include adequate...

By Ben Greenfield