Biology Insights

A 97/65 blood pressure is on the low end of normal. Learn what it means for your health and when it's worth talking to your doctor.

Around 4 months, babies often start resisting sleep due to brain development, overstimulation, and growth spurts. Here's what's happening and how to help.

Miscarriage affects roughly 1 in 5 pregnancies, but the true US numbers are hard to track. Here's what the data actually shows.

A lack of intimacy in marriage often leads to emotional distance, stress, and resentment over time—but understanding why it happens is the first step toward change.

From sobriety to abstinence, learn the medical and everyday terms for quitting alcohol and what your body goes through during recovery.

RA can shorten life expectancy, but the gap has narrowed with modern treatment. Learn what actually drives the risk and what you can do about it.

Warm compresses really do work for styes, but there's a right way to use them. Learn what helps, what to skip, and when to see a doctor.

A sore tongue tip is usually harmless, but the cause matters. Learn what's behind the pain and how to find relief at home.

Most 3-month-olds aren't truly teething yet, but here's how to tell what's going on and how to safely keep your baby comfortable.

Blood pressure spikes are often silent, but severe ones can cause symptoms. Learn what to watch for and when it's time to seek medical help.

Learn what to say, how to guide breathing, and practical steps to support someone through a panic attack safely and calmly.

Telling a partner you have chlamydia is uncomfortable, but it's necessary. Here's what to say, when to say it, and how to handle the conversation.

Eye pain when moving your eyes can stem from digital strain, sinus issues, or rarer conditions like optic neuritis. Learn what the pattern of your pain might mean.

From radon and workplace chemicals to genetics and air pollution, learn what actually raises your lung cancer risk and by how much.

Morning eye puffiness is usually harmless and easy to reduce with cold compresses, caffeine creams, and a few simple habits.

Skipping a few days between bowel movements is common, but 3 days can make stool harder to pass. Learn what's normal and when to take action.

Feeling weak or exhausted after a panic attack is completely normal. Here's why it happens and how to recover more quickly.

Doxepin can help you sleep faster than you might expect, but timing, food, and grogginess all affect how well it works for you.

Nausea after eating can be an early pregnancy sign, but it's not the only cause. Learn what to expect and when to take a test.

Practical ways to manage acid reflux through diet, sleep, breathing, and medication—plus when to seek further help.