ScienceInsights

Swollen ankles can often be managed at home, but some cases need medical attention. Learn which remedies help and when to see a doctor.

Practical ways to lower blood sugar at home, from a short walk to sleep habits, stress management, and knowing when levels need medical attention.

Stuffy sinuses? Saline rinses, steam, facial massage, and a few simple habits can help you breathe easier at home.

Learn how to become a certified CNA, from training and exams to state registry, renewal, and what you can expect to earn in this growing healthcare role.

From STI testing and PrEP to vaccines and contraception, here's how to reduce your risk when having condomless sex.

Tooth pain at home? Learn which OTC meds, home remedies, and quick fixes actually work — and when it's time to see a dentist.

Topical finasteride requires a prescription, but here's how people get it and how it compares to the pill and OTC hair loss options.

Alka-Seltzer can relieve headaches, but its high sodium content and aspirin base make it a better fit for some people than others.

Magnesium needs vary by age, pregnancy, and supplement form. Here's what women should know about hitting the right daily amount safely.

Simple lifestyle habits like moving more, staying hydrated, and eating omega-3s can meaningfully support healthy blood circulation.