ScienceInsights

Colds are most contagious in the first 2–3 days, even before symptoms appear. Here's when you're actually safe to be around others.

Anxiety shows up in more ways than worry alone. Learn the physical, emotional, and behavioral signs that may indicate anxiety.

The kneecap is a small, triangular bone with a surprisingly complex structure. Learn what it looks like inside and out, and how it changes with age or injury.

Brain fog and fatigue rarely have one cause. Learn how sleep, diet, hormones, stress, and illness can combine to affect your energy and mental clarity.

Persistent dandruff usually comes down to a few manageable causes. Learn what's driving your flakes and which treatments actually help.

Full fat cottage cheese is high in protein and surprisingly satisfying. Here's what the nutrition looks like and whether it fits a healthy diet.

Burnout shows up in your body, mind, and behavior. Learn to recognize the signs early and what real recovery looks like.

Anxiety medications carry real trade-offs. Here's what the evidence says about SSRIs, benzodiazepines, and how to weigh the risks against the benefits.

Type 2 diabetes doesn't always require insulin. Learn when insulin becomes necessary, when it's temporary, and what treatments come first.

Sudden increase in gas usually comes down to diet, habits, or gut bacteria changes — here's how to find your trigger and get relief.