Biology Insights

Learn the key signs a tooth infection may be spreading, from jaw swelling and fever to difficulty swallowing, and when to seek urgent care.

THC can stay detectable for days or months depending on how you use cannabis, your body, and the type of drug test involved.

Left-side body pain can come from many sources. Learn what organs live there and what conditions like diverticulitis or kidney stones might be causing your discomfort.

A one-time cat food snack probably won't harm your puppy, but regular access can cause real health problems. Here's what to watch for.

Strep throat needs a test and antibiotics to clear up safely. Here's how to get the right care, ease discomfort, and avoid spreading it to others.

A heart rate of 44 bpm can be perfectly healthy or a sign of an underlying issue. Learn what separates normal from concerning.

Reducing inflammation takes days to weeks, not hours. Here's what the evidence says actually helps — from diet and omega-3s to sleep and movement.

Feeling too high? Simple steps like eating, hydrating, and changing your surroundings can help you feel more comfortable while you wait it out.

Women's protein needs vary by age, activity, and life stage. Here's how to figure out the right daily amount for you.

At 8 months, most babies need 24–32 oz of formula or breast milk daily, adjusted as solid foods increase. Learn the signs your baby is well-hydrated and fed.

Eating too close to bedtime can affect digestion and sleep quality. Here's what the research says and how long you should ideally wait before lying down.

Chin pimples often have hormonal roots. Learn which ingredients actually work, what habits help, and when to see a dermatologist.

Suddenly worse period pain can have several causes, from prostaglandins and stress to hormonal shifts. Here's how to make sense of what's going on.

A standard drink contains 0.6 oz of pure alcohol, but your actual pour likely has more. Here's how to calculate it and what that means for your body.

Practical guidance for families navigating an elderly parent's memory loss, from early conversations to home safety and knowing when to seek professional care.

The US spends hundreds of billions on mental health each year. Here's where that money comes from and where it actually goes.

Withdrawal happens when the brain adjusts to life without a substance it's grown dependent on. Learn what it feels like, how long it lasts, and when it's dangerous.

A blood pressure of 125/90 has a normal top number but an elevated bottom number. Here's what that means for your health and what to do next.

Learn how to actually help someone through a panic attack, from what to say and do in the moment to what to avoid and when to seek further support.