ScienceInsights

Eating watermelon daily can support your heart, hydration, and workout recovery, but there are a few digestive quirks worth knowing about.

Simple, science-backed habits that can help you fall asleep faster, from bedroom setup to breathing techniques and when to seek help.

HIV affects far more than the immune system. Learn how it physically impacts the gut, skin, heart, nerves, and metabolism—and how treatment helps.

Sore throats usually clear up on their own, but these simple remedies can ease the pain and help you feel better sooner.

Pregnancy symptoms can start earlier than you might expect. Here's what's actually happening in your body and when symptoms typically begin.

Most adults carry HSV-1, often without knowing it. Here's what the global and U.S. prevalence numbers actually mean for your health.

Semen volume is shaped by hydration, abstinence, hormones, age, and diet. Here's what the science says about each factor.

From chewing to elimination, here's how your digestive system breaks down food, absorbs nutrients, and keeps your gut running smoothly.

Red spots on your legs can mean many things, from harmless keratosis pilaris to conditions needing medical care. Learn how to tell the difference.

Practical ways to ease pregnancy nausea, from protein-rich snacks and ginger to B6 and acupressure, plus when to call your doctor.