Welcome to OnFitness Magazine

Evidence-based fitness to build strength, recover smarter, and stay strong for life.

Recommended Reading

Featured

Fitness

What We Mean by “Evidence-Based Fitness” (and Why It Matters for Life)

Fitness

What Matters Most for Lifelong Fitness

Fitness

What is OnFitness? The Ultimate Source for Fitness and Wellness Journalism

Fitness

New to OnFitness? Start with these articles to understand our approach to smart, evidence-based fitness for life.

All Articles

Explore our complete archive across fitness, nutrition, recovery, and health.

BROWSE BY TOPIC

FITNESS | HEALTH | NUTRITION | RECOVERY

OnFitness Magazine 3/31/21 OnFitness Magazine 3/31/21

Pfizer-BioNTech Announce Positive Topline Results of Pivotal COVID-19 Vaccine Study in Adolescents

Participants aged 12-15 years old, demonstrated 100% efficacy and robust antibody responses, exceeding those reported in trial of vaccinated 16-25 year old participants in an earlier analysis, and was well tolerated