ScienceInsights

Simple, evidence-based habits that support healthy hormone levels, from sleep and nutrition to reducing everyday disruptors.

Chalazions and styes look similar but have different causes and treatments. Learn how to tell them apart and what to do about each one.

Ketamine doesn't fit neatly into one category. Learn how it works, what it feels like, and why doctors use it differently than other anesthetics.

Dark snot can mean anything from dry air to a sinus infection. Learn what brown, black, and dark green mucus colors typically indicate and when to see a doctor.

From itchy bumps to serious illnesses like malaria and West Nile, here's what mosquito bites can actually do to your body and how to protect yourself.

Dates have modest iron levels, but pairing them with vitamin C can help your body absorb more. Here's what to know about dates and iron.

Millions of Americans have atrial fibrillation without knowing it. Learn how common undetected AFib is, who's at risk, and how wearables are helping catch it earlier.

Muscle growth comes down to stress, repair, protein, and rest. Here's what the science actually says about how your body builds muscle.

CoQ10 may support sperm quality, heart health, and exercise recovery in men. Here's what the research says and how to take it safely.

Eye styes form when bacteria infect the small oil glands along your eyelid. Learn what raises your risk and how to keep your eyelids healthy.