ScienceInsights

Female ejaculate can range from clear to milky white, and color often shifts throughout your cycle. Here's what's normal and what's worth checking out.

Humans have two intestines made up of nine distinct parts. Here's what each section does and how much of your gut you can actually live without.

Learn what hemorrhoids actually look like, from small external lumps to prolapsed tissue, and how to tell them apart from skin tags or other conditions.

Learn how to recognize stroke symptoms, respond in an emergency, and support a loved one through hospital treatment and recovery at home.

Blood infections range from mild bacteremia to life-threatening sepsis. Learn what causes them, who's at risk, and how they're treated.

Learn how to apply neomycin ear drops correctly, how long to use them, and which side effects to watch for, including why a perforated eardrum matters.

Phosphenes are flashes of light with different causes and solutions. Learn what's behind yours and when it's worth calling a doctor.

Itchy feet are usually caused by fungal infections, eczema, or irritants like your shoes. Here's how to find relief and when to see a doctor.

A 105°F fever is serious and usually needs emergency care. Learn what causes it, when to call 911, and what to do while getting help.

From traction devices to surgery, here's what actually works for penile curvature and Peyronie's disease, according to urology.