The Guardian – Medical research

The Guardian – Medical research

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Reporting on research developments in medicine including exercise physiology and sports medicine.

We Can Prove Which Twin Fathered the Child in This Paternity Dispute | Letter
NewsApr 15, 2026

We Can Prove Which Twin Fathered the Child in This Paternity Dispute | Letter

A recent Court of Appeal ruling claimed it could not determine which monozygotic twin fathered a child, but Professor Michael Krawczak argues that molecular genetic techniques can reliably make that distinction. He cites research first proposed in 2012 and demonstrated...

By The Guardian – Medical research
Almost 2bn to Be Affected by Metabolic Liver Disease by 2050, Study Suggests
NewsApr 13, 2026

Almost 2bn to Be Affected by Metabolic Liver Disease by 2050, Study Suggests

A new Global Burden of Disease study published in Lancet Gastroenterology & Hepatology projects that metabolic dysfunction‑associated steatotic liver disease (MASLD) will affect 1.8 billion people worldwide by 2050, up from 1.3 billion in 2023. The disease, formerly called NAFLD, has risen...

By The Guardian – Medical research
NHS Improves Genetic Testing for Minority Ethnic Cancer Patients
NewsApr 13, 2026

NHS Improves Genetic Testing for Minority Ethnic Cancer Patients

The NHS has expanded its pre‑chemotherapy genetic screening to include a fifth DPYD gene variant that is more common among Black and minority‑ethnic patients. Previously, tests only covered four variants prevalent in white European populations, leaving many patients at risk...

By The Guardian – Medical research
Robin Weiss Obituary
NewsApr 7, 2026

Robin Weiss Obituary

Robin Weiss, a pioneering virologist who died at 86, led the 1984 discovery that CD4 is the cellular receptor for HIV and created the first UK HIV antibody test with Richard Tedder. The test enabled large‑scale, accurate detection of HIV,...

By The Guardian – Medical research
‘Should Never Have Been Prescribed’: Private UK Cannabis Clinics Face Call for Tighter Regulation
NewsMar 31, 2026

‘Should Never Have Been Prescribed’: Private UK Cannabis Clinics Face Call for Tighter Regulation

Oliver Robinson’s November 2023 suicide prompted a Manchester coroner to conclude that his privately prescribed medicinal cannabis probably contributed to his death. The inquest highlighted failures at Curaleaf Clinic, including reliance on outdated records and lack of coordination with NHS providers....

By The Guardian – Medical research
More Frequent Ejaculations May Boost Men’s Fertility, Research Suggests
NewsMar 25, 2026

More Frequent Ejaculations May Boost Men’s Fertility, Research Suggests

A meta‑analysis of 115 studies involving nearly 55,000 men found that sperm quality deteriorates the longer men abstain, showing increased DNA damage and oxidative stress. The World Health Organization’s 2‑to‑7‑day abstinence rule was designed for higher sperm counts, not optimal...

By The Guardian – Medical research
Influencers Are Promoting These Three Health Tests – but They Risk Doing More Harm than Good
NewsMar 24, 2026

Influencers Are Promoting These Three Health Tests – but They Risk Doing More Harm than Good

Social media influencers are promoting full‑body MRI scans, AMH fertility tests, and testosterone panels, prompting a surge in consumer demand for these pricey examinations. Medical authorities warn that these tests often detect incidental findings or provide misleading information, leading to...

By The Guardian – Medical research
Molecule in Python Blood Could Pave Way for New Obesity Drugs, Scientists Say
NewsMar 19, 2026

Molecule in Python Blood Could Pave Way for New Obesity Drugs, Scientists Say

Scientists have isolated a gut‑bacterial metabolite, pTOS, that spikes in Burmese python blood after feeding and dramatically reduces appetite in obese mice. When administered to mice, pTOS caused a 9% body‑weight loss over 28 days without affecting energy expenditure. The...

By The Guardian – Medical research
What’s Behind the Injectable Peptide Craze? – Podcast
NewsMar 17, 2026

What’s Behind the Injectable Peptide Craze? – Podcast

Injectable peptides such as BPC‑157, GHK‑Cu and TB‑500 have surged in popularity among biohackers despite lacking regulatory approval. The Guardian podcast explores why these grey‑market compounds have become mainstream, featuring insights from journalist Adrienne Matei and Imperial College peptide researcher...

By The Guardian – Medical research
Recreational Drugs Can More than Double Risk of Stroke, Study Suggests
NewsMar 8, 2026

Recreational Drugs Can More than Double Risk of Stroke, Study Suggests

A large meta‑analysis of 32 studies involving over 100 million people found that recreational drug use significantly raises stroke risk. Amphetamine users face a 122 % higher risk, cocaine users 96 % higher, and cannabis users 37 % higher compared with non‑users. The risk...

By The Guardian – Medical research
The Guardian – Medical research | Pulse