Colds and flu Archive

It’s possible for people of any age to contract sexually transmitted infections (STIs). STIs are sometimes symptom-free, making them easy to miss, pass along, and ignore.

Cold baths and ice packs may feel instinctive when a fever hits, but most cases call for a different approach.

Warm, damp shoes can harbor fungus well after a skin infection clears. Fresh socks, antifungal powder, rotation, and retiring old shoes are all important.

An elevated lymphocyte count usually indicates a simple viral illness. Less often, it could indicate a blood cancer. How the number is calculated shapes what it may mean.

Your immune system constantly defends you from harmful germs like bacteria and viruses, but your body also hosts trillions of helpful microbes-your microbiome-that live on your skin, in your gut, and elsewhere. These "good" germs help digest food, make vitamins, protect you from harmful invaders, and help regulate inflammation.

The Epstein-Barr virus that causes mononucleosis (mono) usually infects people during their childhood or the teenage years. The virus stays with people for life.

Sinusitis occurs when blocked sinuses cannot drain and the backed-up mucus gets infected. The simplest and often most effective treatment is daily nasal irrigation. It can also help to drink a lot of water, inhale steam, and sleep with the head elevated.

Monthly vitamin B₁₂ shots for pernicious anemia can be a hassle. Explore whether high‑dose vitamin B₁₂ pills or other non‑injection treatments might be an option.

Mild sinus or ear infections don't necessarily mean delaying vaccination. Learn when to wait on your flu shot and how fast protection builds.

A constant drip in the back of your throat isn’t always from a cold. Saline rinses, humid air, and cautious decongestant use may all help put an end to postnasal drip.