Multiple Sclerosis Archive

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.

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

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.

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.

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.

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.

In the US, widespread vaccination halted the ongoing spread of measles more than 20 years ago, but recent outbreaks have flared in over 20 US states, leading to hospitalizations and at least two deaths. Measles is highly preventable - here's what you need to know.

Breastfeeding moms often worry about vaccines and their babies' safety. Explore how flu shots and nasal spray immunizations fit into postpartum protection.

Cold germs can leap from one person to the next in more ways than you might think. Learn the everyday habits that increase spread.

A diagnosis of gastroparesis can be confusing and worrisome. Learn what's happening in the stomach and which steps may help relieve symptoms.