Fitness
What a geriatrician says actually protects healthy aging
A geriatrician explains why power training, smart bone medication choices, and fall prevention matter more than trendy longevity supplements.
Contemplative aerobics: train your mind while you exercise
Neuroscientist Richard Davidson on pairing meditation with exercise, the four pillars of well-being, and why 5 minutes a day for 28 days changes your biology.
The real reason skin aging starts inside your cells
Skin aging isn't just about creams. Blood sugar, autophagy, and the muscle you build shape how your skin ages.
Longevity myths a doctor really wants you to unlearn
A longevity physician explains why obsessing over VO2 max or grip strength distracts from what actually matters: muscle.
Four common fitness and health claims that don't hold up
What the evidence actually shows on lifting and longevity, GLP-1 mood effects, calorie myths, and training with chronic fatigue.
Heart disease biomarkers your checkup probably skips
The heart disease biomarkers, from ApoB to insulin resistance, that predict risk long before symptoms or a standard checkup would.
Why the scale lies: 5 better ways to measure your health
Weight alone hides muscle mass, visceral fat, and insulin resistance. Discover 5 metrics that reveal your real health better than the scale.
The 4 biggest protein fears, debunked by the evidence
A physician walks through the actual studies behind protein and kidneys, cancer, bones, and the 30-gram myth.
How to actually train your brain's neuroplasticity
A neuroscience researcher explains what really drives brain plasticity, and why chasing flow states can backfire.
What the new ACSM strength training guideline changed
Coaches unpack the American College of Sports Medicine's new resistance training guideline and what actually matters for most lifters.
Do you need to train to failure to build strength?
Coaches break down training load, RPE, and why staying just short of failure can build more strength than going all out.
Detraining: how fast you lose strength and muscle
Learn the order in which strength, muscle, tendons, and bone are lost when you stop training, and why muscle memory brings it back fast.
What the enhanced games reveal about doping in sport
The enhanced games tested doping in elite sport. Here is what the results reveal about drugs, detection and athletic performance.
Creatine and GLP-1s: do they protect muscle mass?
GLP-1 drugs raise muscle loss fears. See what resistance training and creatine really do, and why DEXA scans overstate the loss.
GLP-1, creatine and muscle mass: what the science shows
A look at the evidence behind GLP-1 drugs, creatine supplementation, and muscle memory: what works, what doesn't, and why it matters.