ScienceInsights

Sewer gas exposure can cause headaches, nausea, and worse — but you may not always smell it. Here's what symptoms to watch for and when to act.

No official daily limit exists for pacifier use, but timing and age matter. Here's what pediatric guidance actually suggests for healthy habits.

Saturated fat, trans fats, and processed meats can raise LDL cholesterol. Learn which foods to limit and what to eat instead for better heart health.

Here's what to expect at your first cardiology appointment, from the medical history review to any tests the doctor may run that day.

Boils on the buttocks form when bacteria infect a hair follicle. Learn why this area is prone to them and how to treat and prevent recurrence.

A daily banana can support heart health, digestion, and steady energy. Here's what the science actually says about this common breakfast habit.

Learn how long whole milk stays safe in a baby bottle, whether touched or untouched, plus tips to reduce waste and spot spoiled milk.

Cloudy urine can look milky, hazy, or murky in the toilet. Learn what causes it, how it differs from foamy urine, and when it's worth paying attention to.

CNA training typically takes 4 to 12 weeks depending on your program format, plus exam and registry time. Here's what a realistic timeline looks like.

Low libido in men is usually tied to stress, hormones, sleep, or mental health — and rarely means what you fear it does.