ScienceInsights

Heart attack arm pain is usually felt on the left, but the right arm and both arms can also be affected. Here's what to know about the signs.

PET scans help detect active myeloma lesions, stage disease, and track treatment response, though they have real limitations worth knowing about.

From silicone sheets and massage to laser treatments, here's what actually helps arm lift scars fade and how to cover them in the meantime.

A clear, science-based look at what the body and brain go through in the moments, hours, and days surrounding death.

Ovarian blood clots can stem from postpartum recovery, infections, surgery, or fertility treatments. Learn what causes them and how they're treated.

Arm patches can deliver medication, help you quit smoking, or track your blood sugar. Here's how they work and what each type is used for.

Guaifenesin can thin mucus and ease post-nasal drip for some people, but the evidence is mixed. Here's what it can and can't do.

D-chiro-inositol may help with insulin signaling and PCOS symptoms, but the dose and ratio with myo-inositol really matter.

Learn why dementia can trigger anger and how to respond calmly with validation, redirection, and environment changes that actually help.