Exercise & Fitness
You Don't Always Need a Calorie Surplus to Build Muscle — But Sometimes You Do
Layne Norton breaks down when body recomposition works, when it doesn't, and how to fuel long-term muscle growth.
Video
Jun 26, 2026 0
Topic
Strength & Fitness
Exercise science, resistance training, VO2max, and physical performance
272 articles
Exercise & Fitness
Plain Water Is Fine — Why You Don't Need Salt in Every Glass
Layne Norton debunks the claim that plain water dehydrates you and that everyone needs electrolytes added to their water.
Video
Jun 26, 2026 0
Exercise & Fitness
Aging Weakens Brain-to-Shoulder Muscle Signaling During Fatigue
Older adults show reduced corticospinal drive to rotator cuff muscles during fatigue, revealing a neural — not just muscular — basis for age-related shoulder decline.
Research Paper
Jun 22, 2026 0
Exercise & Fitness
Low-Load Training Beats Heavy Weights for Muscle Growth When Pushed to Failure
A 201-person RCT finds light weights to failure build more muscle than heavy loads, while tendon adaptations look nearly identical.
Research Paper
Jun 20, 2026 0
Exercise & Fitness
Protein Supplements Plus Exercise May Rescue Muscle Loss in Obese Older Adults
A completed 105-person trial tests whether protein supplementation amplifies exercise and caloric restriction benefits in elderly sarcopenic obesity.
Clinical Trial
Jun 19, 2026 0
Exercise & Fitness
Two Weeks of HIIT May Boost Surgical Fitness in Adults Over 65
A completed UK trial tested whether a short HIIT program could rapidly improve cardiorespiratory fitness in older adults before elective surgery.
Clinical Trial
Jun 19, 2026 0
Exercise & Fitness
Why Reps in Reserve Is Not the Same as Training Intensity
A conceptual paper challenges the widespread misuse of 'reps in reserve' as a proxy for training intensity — with real implications for program design.
Research Paper
Jun 17, 2026 0
Exercise & Fitness
Citrulline Malate Boosts Physical Function in Active Older Women
A pilot RCT tests whether 3g daily citrulline malate improves mobility, strength, and biomarkers in women over 65 doing multicomponent training.
Clinical Trial
Jun 16, 2026 0
Exercise & Fitness
Group Fitness Classes Reshape Arterial Stiffness and Heart Rate Control Differently by Age
A crossover trial compares how cycling, pump, and HIIT-style classes acutely affect vascular and autonomic health across age groups.
Clinical Trial
Jun 16, 2026 0
Exercise & Fitness
Exercise in Pregnancy Cuts Complications by 40% — What the Evidence Actually Shows
Dr Margie Davenport debunks outdated pregnancy exercise myths and shares data on how staying active slashes risk of preeclampsia, gestational diabetes, and postpartum depression.
Podcast
Jun 16, 2026 0
Exercise & Fitness
Community Exercise Classes Help Stroke Survivors Regain Everyday Independence
A Canadian pilot trial tests whether PT-guided fitness instructor classes improve daily function and balance in stroke survivors over 12 weeks.
Clinical Trial
Jun 12, 2026 0
Exercise & Fitness
VR Exercise Boosts Mobility and Motivation in Aging Adults
A completed RCT tested whether virtual reality could get seniors exercising more — and improve balance, gait, and independence.
Clinical Trial
Jun 11, 2026 0