ScienceInsights

Puffy eyes have several common causes, and most can be improved with simple daily habits, targeted products, or minor procedures.

Better erections come down to blood flow, sleep, anxiety, and pelvic floor health. Here's what the science says actually helps.

Learn the common signs of a yeast infection, how to tell it apart from other infections, and when it's time to see a doctor.

Learn how to spot anxiety in kids, have helpful conversations, and use calming techniques that actually work — plus when to seek professional support.

Vaginal dryness and itching often come from low estrogen, infections, or everyday products. Learn what's behind your symptoms and how to find relief.

A clear look at how vaginoplasty works, from surgical techniques and clitoral creation to recovery, sensation, and what to expect long-term.

Sleeping next to a partner triggers real biological changes that calm your nervous system and improve sleep quality, even when they snore or steal the covers.

The drowsiness from NyQuil comes mainly from doxylamine, an antihistamine, with alcohol playing a supporting role. Here's how they work together.

Flu symptoms come on fast and hit hard. Learn how to recognize them, tell the flu apart from a cold, and know when to seek medical care.

Constant drowsiness can stem from sleep apnea, circadian rhythm issues, nutrient gaps, or mental health. Here's what might be behind your fatigue.