Health A-Z Medical Reference

Find out what kinds of medical problems a urologist can treat, and learn about the training this specialist has to get.

Find out the conditions that could be giving you a feeling of "pins and needles" in your leg, and learn what you can do about it.

If you wake up feeling weak, woozy, or unsteady, it can be a sign of anything from not getting enough to drink to a medical condition like sleep apnea. Learn the common causes of morning dizziness and how to manage those conditions.

A walk down a cold, windy street can send a shivery tingle up and down your body, but so can some health conditions like the flu, kidney stones, or an underactive thyroid. Find out what causes the chills and what you can do about it.

If your feet are cold, you could have a condition like Raynaud's disease or peripheral artery disease. Find out what's causing your symptoms and learn the treatment options.

There's a lump in your throat, but it's not because you're sad. Lots of health issues can make your throat feel tight. Find out what they are and what you can do.

Your lips are super-sensitive. But some conditions can make them go numb or tingly. Learn what can cause a loss of feeling, and what you should do.

The whites of your eyes turn yellow when you have jaundice. Learn about this condition and why it causes yellow eyes.

Numbness in your toes can be caused by any number of things, some serious, some not so. We take a look at some suspects.

Learn more about why you may be experiencing numbness in fingers. Usually, the feeling is harmless and goes away on its own. But in some cases, you should tell your doctor or get help right away.

If your hand or arm gets numb, the cause could range from sleeping in one position for too long to a medical condition like carpal tunnel syndrome or diabetes. No matter the reason, treatments can give you relief as well as get to the root of the problem.

A tingling tongue can signal a medical problem. Some causes may be minor and temporary, but other reasons may be more serious.

Find out what cloudy urine says about your health, and what other symptoms could signal a problem.

Find out about conditions that might cause your urine to look brown, and when you should see your doctor.

You can take easy steps to prevent bumps, bruises, bleeding, and falls with cITP. Here are a few ideas on how to get started.

If your first treatment for your cITP isn’t right for you, you and your doctor have lots of other options.

Having cITP means you might have to deal with bruising and bleeding. Here's how to prevent and manage it and when to go for help.

There are lots of medicines for cITP. Learn how each one works.

Balance, strength, and flexibility -- all of these fitness benefits will improve your quality of life with cITP and lower your chances of injuries.

Tyhpus is a disease caused by the infection of rickettsial bacteria and is often spread to humans through biting insects. Learn more about the symptoms, causes, diagnosis, and treatment of typhus at WebMD.

A bite from an infected tick leads to this infection. The telltale sign is high fever that comes and goes. Here’s what you need to know about tick-borne relapsing fever.

Researchers have discovered a new view of the interstitium, a series of fluid-filled spaces in the body. They’re suggesting that it may qualify as a full-fledged organ.

You've just been diagnosed, and now your health care team is assembled. Doctors, nurses, specialists, technicians, and more may all take part in your treatment.

The procedure is the only cure for sickle cell disease, but it’s a long, complex process.

It’s common for people with sickle cell disease to have pain. Here’s how you find relief.