Bone-on-Bone Knee Exercises: Three Options With Clear Doses
Explore three knee osteoarthritis exercise options with source instructions and doses, symptom checks, and clear limits on cartilage and surgery claims.
Chris Pruitt
Chris Pruitt is a certified ASFA personal trainer and the founder of WorkoutHealthy, a fitness equipment retailer serving customers since 2007. He has more than 16 years in the fitness business, and he writes and fact checks everything published on Insider.
Hugh Jackman’s Invisible Pull-Up: What It Shows
See Hugh Jackman's original staircase pull-up clip, the research on slow repetitions, and a practical way to review controlled pull-up progressions.
Why 10,000 Steps a Day? 6 Reasons the Goal Needs Context
Why 10,000 steps a day? Learn where the target came from, what four step studies actually measured, and how to set a practical walking goal from your own baseline.
Nina Dobrev’s Home Gym: Plan a Setup You Will Use
Nina Dobrev's home gym story inspires a practical checklist. Plan your activities, space, schedule and costs, then review actual use before expanding.
Jack LaLanne’s 70 Boat Swim at 70: What the Sources Say
Jack LaLanne towed 70 boats at age 70. Check the contemporary reporting, differing distance accounts, and a practical approach to staying active with age.
Egg Yolks, Choline, and Brain Health: What Studies Show
Compare mouse experiments, a capsule trial, and human egg studies to see what choline research can establish, what the quantities mean, and what remains untested.
10 Fitness Supplements: Which Ones Are Actually Worth Taking?
Creatine, caffeine, and protein powder have clear uses, while most other fitness supplements depend on diet, deficiency risk, training conditions, or a specific goal. Here is what the evidence supports for 10 popular choices.
Why Am I Not Making Progress in the Gym? 5 Checks
Review five fitness basics when gym progress stalls: nutrition, sleep, programming, effort and fair comparisons. Includes an observation log, not a plateau diagnosis.
Colleen Conlon Lifted 3,008 Kilograms in Turkish Get-Ups, Not 3,737
Colleen Conlon set and then improved a Guinness Turkish get-up record in 2021. Her verified total was 3,008 kilograms, not the viral 3,737.
Lou Ferrigno Workout Routine: What Is Documented
What did Lou Ferrigno actually say about his training? See the documented principles, an evidence check, and a clearly labeled three-day adaptation.