ScienceInsights

Learn what's considered a normal amount of period blood loss, how to estimate your own flow, and when heavier bleeding may be worth discussing with a doctor.

Cloves contain compounds that may influence blood pressure, but human evidence is limited. Learn what the research says and how cloves compare to proven treatments.

West Virginia leads the US in drug overdose deaths, but the opioid crisis spans regional clusters shaped by economics, prescribing history, and shifting drug supplies.

Propranolol starts as low as 10 mg, but the right starting dose depends on what condition is being treated. Here's what to know.

Benzoyl peroxide, salicylic acid, and pimple patches can speed up healing—here's what works for each pimple type and what to expect.

Stuffy nose making it hard to breathe? Learn what actually helps, from saline rinses to positioning tricks and when to see a doctor.

Dexcom G6 sensors last 10 days, but placement, early failures, and transmitter schedules all affect your routine. Here's what to know about managing changes.

Excedrin Migraine typically starts working within 30 minutes, but timing depends on several factors. Here's what to expect and how to use it safely.

From OTC drops to immunotherapy, here's how to actually manage allergic conjunctivitis and keep itchy, watery eyes from coming back.

Expired sunscreen loses some protection, but is it better than nothing? Here's what the science says and how to tell if yours is still usable.