ScienceInsights

Fake tooth costs range from $300 for a flipper to $6,000 for an implant. Here's what each option includes and how to think about long-term value.

Find out how early a pregnancy test can detect hCG, why timing matters, and how to get the most reliable result at home or with a blood test.

Most pregnancy tests detect hCG around the time of a missed period, but early detection tests and blood tests can show positive results sooner.

Castor oil packs are popular in wellness circles, but what does the evidence say? Here's an honest look at what they may help with and where claims fall short.

Learn what actually helps a man get and maintain an erection, from mental arousal and touch to lifestyle habits and what to do when things don't go as planned.

Styes form when eyelid glands get clogged or infected. Learn what raises your risk and simple habits that can help prevent them.

Learn how to safely flush earwax at home, including when it's okay to try, what supplies to use, and signs you should stop and see a doctor.

Sore calves can stem from exercise, cramps, poor circulation, or something more serious. Learn the common causes and when to see a doctor.

Recurring low blood sugar can stem from meals, medications, alcohol, exercise, or hormones. Here's what's likely causing your drops and how to address them.

Tramadol can relieve arthritis pain, but its side effects, dependency risks, and drug interactions make it a complicated choice for many patients.