Health A-Z Medical Reference

Cosmetic Dermatologists are Learn more about their specialty, when to see one, and what to expect.

Audiologists are health care professionals who specialize in diagnosing and treating hearing and balance disorders. Learn more about the conditions audiologists treat and when you might need to see one.

High potassium levels can lead to irregular heartbeat and kidney damage, among other problems. Learn what can go wrong and ho to prevent it.

Too much potassium can cause health problems. The doctor will check your symptoms and give you a blood test to diagnose it.

Cardiac surgeons are doctors who specialize in performing cardiac surgery. Learn more about the conditions they treat and why you might want to see a cardiac surgeon.

Functional medicine doctors specialize in finding the root causes of disease. Learn more about the conditions they treat and when you might need to see one.

Civil surgeons are doctors who perform exams on immigration candidates. Learn more about the work they do and why you might need to see a civil surgeon.

Allergists are doctors who specialize in treating allergies and immune reactions. Learn more about the conditions allergists treat and when you might need to see one.

It takes a group effort to manage Fabry disease. A whole team of doctors and other health care professionals will keep you healthy and help you avoid health problems.

If you have Fabry disease, you may get an episode of intense body pain called a Fabry crisis. There are a number of ways to manage this problem, including medications and lifestyle changes.

Fabry disease can leave you feeling drained, but treatment and lifestyle changes can boost your energy.

If you have Fabry disease, changing what you eat may help you manage some of your symptoms. Good nutrition will also benefit your heart and kidneys.

Find out about genetic tests that can help you learn if Fabry disease runs in your family.

Find out what causes a type of blood clot called mesenteric venous thrombosis, and how you get it treated.

Superior vena cava syndrome (SVCS) is when something -- usually a cancerous tumor -- blocks or pinches the superior vena cava, a major vein that carries blood from your chest, neck, and head to your heart.

Your hepatic veins transport low-oxygen blood from your digestive tract to your heart and ultimately to your lungs. A blockage in your hepatic veins could lead to serious problems with your liver.

If you have bumps on your toes, you’re probably wondering what’s to blame. Learn about causes, from bunions to calluses to corns.

How do you know if pain in your back or side is a kidney problem? Know how to tell if you have kidney pain and what it may mean.

Find out what healthy choices you can make if you have ADPKD. Can too much salt and protein can make your kidney disease worse?

Do you know ADPKD causes fluid-filled cysts to grow in your kidneys? Learn the five stages of kidney disease based on your eGFR levels and what they mean. Find out what you can expect in each stage.

Find out what are the risks of pregnancy and having autosomal dominant polycystic kidney disease (ADPKD)? How will your baby be affected by it? Could you lose your kidney function?

What you can do to take care of yourself when you have ADPKD. Tips to keep you healthy and hydrated.

If your doctor tells you that you have hypercalcemia, it means you have too much calcium in your blood. Learn about the conditions or medications that can lead to this problem.

Reactive hypoglycemia usually happens within 4 hours of eating. It can happen to people with and without diabetes.

Learn more about nephrologists, doctors who take care of your kidneys.

What is an implantable port, and when would you need to get one in a vein? If you’re having chemotherapy for cancer, it’s easier and less painful to get your treatments through one of these gadgets, which you might hear called a port or port-a-cath. Find out how it’s implanted and how to care for it.

Have you ever wondered what bentonite clay is and what it does? Learn more about this ancient material.

If you have a condition called "clubbed fingers," it might be because you have another condition along with it, like lung disease or heart disease. Find out about the diseases linked to clubbed fingers and how to treat them.

A radiographer is the person who uses medical technology like X-rays, CT scans, and sonograms to make images of the inside of your body. Learn more about what they do and how to get ready for your imaging appointment.

You might hear your doctor talk about MCH levels when they explain the results of certain blood tests. Learn what these measurements mean and how they help in diagnosing ailments.

Flashing lights, dizziness, ringing in your ears: They could all be part of aura, an early warning sign of migraine, a seizure, or a stroke. Here’s what to look out for and how to manage the symptoms.

Learn about who might benefit from a stem cell transplant for a blood disorder called beta thalassemia, and find out what complications might happen.

Find out what kind of care you need if you're pregnant and have beta thalassemia.

Blood transfusions are part of the treatment routine for some people with a blood disorder called beta thalassemia. Learn when you might need a transfusion and what to expect.

Beta thalassemia can affect many of your organs, from your heart to your liver. Learn the most common complications and how to avoid them.

Find out more about the symptoms and treatments of the three types of the blood condition beta thalassemia.

Find out the treatment options if you or child has a blood condition called beta thalassemia.

Hematologists are doctors who specialize in dealing with blood-related conditions and disease. Find out why you might need to see one.

There are many causes of armpit pain, from a mild muscle strain to more serious conditions like breast cancer.

These white blood cells could be a sign of infection. Learn what else causes leukocytes in urine and how to treat the problem.

Hookworms are parasites that can live in your intestines or under your skin. Get the facts on the symptoms, treatment, and prevention in people.

Find out what the term cisgender means and how it differs from transgender.

Malaise is when you feel a sense of unease or a lack of well-being. From viral infections to heart disease, many disorders can lead to it. Find out what may be causing your malaise and what you can do at home to feel better.

Peeing less than usual can sometimes be a sign something’s wrong, but most of the time, it’s nothing serious.

Melanin is a natural skin pigment that plays a role in the color of your hair, skin, and eyes. Learn what else it does in the body.

This kind of roundworm infection affects about 1 billion people around the world. Find out more about its symptoms and how it's treated.

Physiology is the study of how the human body functions. Learn what it can tell us about health and how it applies to medicine.

Phlebotomy is when someone uses a needle to take blood from your vein. It’s also called a blood draw or venipuncture. WebMD explains the process, risks, and side effects.

Best known as a household cleaner, borax can cause several health issues if you swallow it by itself or breathe it.

A dip in the hot tub can help you relax and soothe sore muscles, but there are risks. Learn what steps to take before you soak.