ScienceInsights

Swollen gums can have several causes, but most cases respond well to simple home care. Here's what actually helps and when to see a dentist.

Teeth clenching at night can wear down your teeth and disrupt sleep. Here's what actually helps, from mouthguards to Botox and beyond.

The pituitary gland and hypothalamus are neighbors, not the same structure—here's how they work together to regulate your hormones.

Beet juice may help lower blood pressure and support heart health, but it's not for everyone. Here's what the research actually shows.

Sore throat making it hard to eat? Find out which foods soothe discomfort, which to avoid, and why dairy isn't actually the problem.

Mania in bipolar disorder goes beyond high energy. Learn how it affects mood, behavior, and the brain, from early warning signs to psychosis.

Relapse is common in alcohol recovery, but understanding why it happens and what influences your risk can make a real difference in staying sober.

Non-alcoholic beer often has more carbs than regular beer. Here's what to expect from popular styles and how they fit into a low-carb diet.

Pregnancy tests can detect hCG as early as 10 days after conception, but timing and test sensitivity matter a lot for accurate results.

CPR certification lasts two years, but your skills fade faster. Here's how often you should actually practice to stay ready.