Health

There’s a lot of misleading information on social media about strength and flexibility training for teens. Whether it’s TikTok influencers with no fitness credentials offering 90-second videos on how to get washboard abs or Instagram posts with no concept of the fundamentals of muscle-building specifically for teen bodies (sometimes with pitches for questionable nutritional supplements that can be ineffective or worse), the results are all too often frustration, disappointment, and resignation—the opposite of what kids looking to get fit are after. Now, a new four-week fitness routine for teens designed by certified strength & conditioning specialist David Otey provides a remedy for all the misinformation online. The program, called the Ultimate Teenaged Muscle-Up, is available through Men’s Health magazine, and covers everything from choosing the right equipment to warming up to performing daily exercises, all in a fully illustrated PDF.

If you love adding colour to your meals, the bright yellow capsicum deserves a spot on your plate. It is crunchy, juicy, and adds a subtle sweetness to any dish but there is more to it than just good looks. Yellow bell peppers are actually one of the richest sources of vitamin C, even more …

Continue reading "Yellow bell peppers pack more vitamin C than oranges: Here’s why you need it"

Nature Medicine, Published online: 27 October 2025; doi:10.1038/s41591-025-04062-2

Author Correction: Impact of the indigenous rotavirus vaccine Rotavac in the Universal Immunization Program in India during 2016–2020

Nature Medicine, Published online: 27 October 2025; doi:10.1038/s41591-025-04066-y

Author Correction: A consensus immune dysregulation framework for sepsis and critical illnesses

Nature Medicine, Published online: 27 October 2025; doi:10.1038/s41591-025-04070-2

Author Correction: Cardiac gene therapy makes a comeback

Nature Medicine, Published online: 27 October 2025; doi:10.1038/s41591-025-03997-w

Stem cell science is at a pivotal moment, and decades of research have the potential to transform human health.

Nature Medicine, Published online: 24 October 2025; doi:10.1038/s41591-025-04019-5

The future of HIV research — and of the USA’s scientific leadership — depends on bold, sustained action in defense of discovery, investment, and innovation.

Nature Medicine, Published online: 24 October 2025; doi:10.1038/d41591-025-00064-2

The first month-by-month analysis of malnutrition in children of preschool age in Gaza reveals the acute impact of aid restrictions and conflict — with the most recent estimates showing more than 50,000 children severely malnourished.

Nature Medicine, Published online: 21 October 2025; doi:10.1038/s41591-025-03969-0

In a phase 1 trial, intramuscular injection of synthetic plasmid DNA encoding monoclonal antibodies against SARS-CoV-2 was safe and well tolerated and did not elicit antidrug antibodies.

Nature Medicine, Published online: 21 October 2025; doi:10.1038/s41591-025-04011-z

In a phase 1 dose-escalation study including 11 patients with heart failure who were followed for 12 months, delivery of a cardiotropic adeno-associated viral vector designed to deliver constitutively active protein phosphatase 1 inhibitor 1 to the heart was well tolerated and showed preliminary evidence of efficacy.