ScienceInsights

Practical ways to clear throat mucus, from staying hydrated and saline rinses to the huff cough technique and when to see a doctor.

Sneezing and achy? Learn how to tell a cold apart from the flu, COVID-19, and allergies based on your symptoms, timeline, and how you feel.

Forgetting childhood is common, but sometimes gaps in memory can be linked to trauma. Here's how to tell the difference and what support is available.

A 25% ejection fraction is serious, but life expectancy varies widely based on treatment, lifestyle, and individual health factors.

Morning erections are a normal part of male health. Learn what causes them, how they change with age, and what they reveal about your overall wellbeing.

Most stomach bugs clear up in 1 to 3 days, but bacterial infections can linger longer. Here's what to expect and when to see a doctor.

Learn to tell apart normal tick bites from signs of Lyme disease, Rocky Mountain spotted fever, and other infections, including what to look for on darker skin.

Food can be contaminated in more ways than most people realize, from bacteria and chemicals to microplastics and allergens. Here's what to know.

From nausea to muscle loss, here's what Ozempic can do to your body — including side effects that may surprise you.

Implantation typically happens 6–12 days after intercourse, but the timing depends on several factors. Here's what's happening in your body during that window.