ScienceInsights

Thyrogen helps thyroid cancer patients prepare for testing and treatment without stopping their hormone medication. Here's how it works.

Coffee has trace amounts of protein, but not enough to matter. Here's what's actually in your cup and how it compares to real protein sources.

Constant hunger often comes down to protein intake, sleep, stress, or hydration. Learn what's driving your appetite and how to address it.

Nocturia means waking up at night to urinate. Learn what causes it, which health conditions are linked to it, and how it can be treated.

Vaginal discharge can have a mild natural scent, but certain smells may signal an infection. Learn what's normal and when to see a doctor.

A total cholesterol of 237 is borderline high, but your HDL, LDL, and other factors matter more than the single number.

Biotin gets the most attention for nail health, but iron, B12, and zinc also play a role. Here's what the evidence says and where to start.

Paxil CR is a controlled-release antidepressant used for depression and anxiety. Learn how it works, its side effects, and how to stop it safely.

Metastatic melanoma is rarely called curable, but some people do achieve long-term remission. Here's what the latest treatments actually offer.

Saw palmetto isn't a true diuretic, but it may ease urinary symptoms by reducing prostate inflammation. Here's what the evidence actually shows.