ScienceInsights

From saline rinses to decongestant sprays, here are practical remedies that can help clear a runny nose quickly and safely.

Feeling nauseous after eating could stem from several causes, from eating too fast to GERD or gallbladder issues. Learn what might be behind your symptoms.

Morning shoulder pain is often caused by sleep position and fixable with heat, stretches, and the right pillow setup.

Healthy weight for teen girls varies widely based on height, build, and growth stage — here's what actually matters beyond the number on the scale.

Melatonin, magnesium, and L-theanine can generally be taken with trazodone, but antihistamines, CBD, and alcohol are worth avoiding. Here's what to know.

Teen hair loss is often treatable once you know the cause. Learn what's behind it and what actually helps.

Long-term valacyclovir use is generally safe, but kidney issues, neurological effects, and rare blood disorders are risks worth knowing about.

Old acne scars can fade with the right treatment. Learn which procedures actually work for different scar types and skin tones.

Sumatriptan clears your system in about 12 hours, but how it's taken, your liver health, and certain medications can all affect that timeline.

From a new OTC gel to faster pills and shockwave therapy, here's what the latest ED treatments actually offer and what still lacks solid evidence.