ScienceInsights

A resting heart rate above 100 bpm can signal health risks. Learn what causes it, why it matters, and simple ways to bring it down.

A low resting heart rate is often a sign of good fitness, but it can sometimes point to a heart rhythm problem. Here's how to tell the difference.

Heart attacks vary widely in severity, but timing, symptoms, and recovery all play a real role in survival and long-term heart health.

Camping does more than help you unwind. Research shows it can reset your sleep, lift your mood, and strengthen your immune system.

Most warts are small, but some can grow surprisingly large. Learn what's normal for each wart type and when size might signal something worth checking out.

Shin muscle pain is usually shin splints, but sometimes signals a stress fracture or compartment syndrome. Learn what's causing yours and how to treat it.

Bacterial tonsillitis spreads through close contact and respiratory droplets. Learn how infection takes hold, why kids are more vulnerable, and how to lower your risk.

Leg joint pain can come from many sources. Learn what's likely causing yours and when home care is enough versus when to see a doctor.

Green discharge is usually a sign of infection like trichomoniasis or gonorrhea. Learn what causes it, how it's treated, and when to see a doctor.

Core beliefs are deep assumptions about yourself and the world. Learn how they form, how they affect daily life, and how CBT helps shift them over time.