Biology Insights

Find out which drinks can ease acid reflux symptoms, from herbal teas to plant-based milks, and which ones are worth cutting back on.

A blood pressure of 122/62 is close to normal, but the low diastolic and wide pulse pressure are worth understanding before your next checkup.

Learn what squirting actually involves, the sensations to recognize, and why it comes naturally to some people but not others.

A blood pressure of 129/81 falls into Stage 1 hypertension. Learn what that means for your health and what you can do about it.

NSAIDs like ibuprofen and naproxen tend to work best for menstrual cramps, but timing and your health history affect which one is right for you.

The five stages of grief are widely known, but grief rarely follows that neat path. Here's what research actually shows about how we grieve.

Scalp sores can have many causes, from fungal infections to product buildup. Learn what's behind yours and how to treat it effectively.

Most 3-week-olds do well with 2–3 oz per feeding. Learn when 4 oz might be too much and how to read your baby's hunger cues.

Itchy skin during pregnancy is common, but some causes need medical attention. Learn what's behind the itch and how to find safe relief.

Adderall can suppress appetite, but weight loss isn't guaranteed. Here's why many people don't lose weight on it and what actually makes the difference.

Sinus infection headaches respond well to saline rinses, steam, and the right OTC meds. Here's how to find relief and what to expect during recovery.

Mixing alcohol and Xanax can be dangerous. Learn how long alcohol stays in your system and when it may be safer to take your medication.

Bleeding at 8 weeks pregnant can be scary, but it doesn't always mean something is wrong. Here's what causes it and when to call your doctor.

Cold feet, slow-healing wounds, and leg pain at rest can all point to poor circulation. Learn the common signs and when to see a doctor.

Saline rinses, hydration, and the right medications can ease post-nasal drip — but the best fix depends on what's actually causing it.

Prunes, kiwifruit, legumes, and seeds can all help relieve constipation. Here's what the research says and how to add them comfortably to your diet.

Labia tears can heal in days or weeks depending on severity. Learn what affects recovery time, when stitches are needed, and signs of infection.

Aging affects insulin production, fat storage, muscle mass, and more — here's why these changes make diabetes more likely as you get older.

Orange juice does deliver vitamin C, but how much depends on the type you buy and how long it sits in your fridge.