Beta blockers treat heart conditions, high blood pressure, migraines, and more. Learn how they work, their common side effects, and who should avoid them.
Cold sores are caused by HSV-1, a virus that stays in your body for life. Learn how it spreads, why outbreaks recur, and how to lower transmission risk.
Folic acid supports cell growth, heart health, and brain function, and is especially important during pregnancy. Learn how much you need and where to get it.
Nitrofurantoin and trimethoprim are the go-to antibiotics for most UTIs. Learn which options doctors prefer, why fluoroquinolones fell out of favor, and what changes during pregnancy.
Light spotting in early pregnancy can look different depending on the cause. Learn what colors, amounts, and timing mean for implantation, cervical changes, and more.