ScienceInsights

Foot pain can stem from many causes, from plantar fasciitis to nerve issues. Learn what different types of foot pain might mean for your health.

Testing too soon after exposure can give false results. Here's how long to wait before getting tested for common STDs, from chlamydia to herpes.

Wondering if your drinking has become a problem? Learn the key signs of alcohol use disorder and what to do if you recognize them in yourself.

Ibuprofen is usually the best OTC choice for tooth pain, but dentists often recommend pairing it with acetaminophen for stronger relief.

Newborn hiccups are common and usually harmless. Learn what causes them, safe ways to help, and when they might be worth a call to your pediatrician.

High blood pressure rarely causes symptoms, which is why it's so dangerous. Learn what the numbers mean and how to monitor yours accurately at home.

Milk thistle clears your system within a day or two, but its effects on liver enzymes can linger longer. Here's what the science says.

Daily protein needs for a 200 lb man range from 73g to over 180g depending on age, activity level, and goals. Here's how to find your right target.

A PET CT scan itself takes 20–30 minutes, but your full appointment usually runs 2–3 hours. Here's what fills that time.

Learn how vitiligo patches look and where they appear, plus how doctors tell it apart from similar skin conditions.