Hemifacial spasm
Learn about diagnosis and treatment of this nervous system condition that causes muscles to twitch…
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Symptoms
Hemochromatosis
This liver condition usually runs in families. It causes your body to absorb too much…
Continue ReadingHemodialysis
Learn about hemodialysis and the risks and benefits of this procedure to treat kidney failure.
Continue ReadingHemoglobin test
Learn why this blood test is done, how to prepare for it and what the…
Continue ReadingHemolytic uremic syndrome (HUS)
Damage to the small blood vessels in the kidneys can cause clots that clog the…
Continue ReadingHemophilia
In this inherited disorder, the blood lacks one of several clot-forming proteins. The result is…
Continue ReadingHemorrhoids
There are many effective options for easing the discomfort of these swollen veins in the…
Continue ReadingHemorrhoids during pregnancy: What's the best treatment?
Know how to relieve painful, swollen veins in the anus and rectum during pregnancy.
Continue ReadingHenoch-Schonlein purpura
Learn about the symptoms, causes and treatment of this illness, also called IgA vasculitis, that…
Continue ReadingHepatic artery infusion pump (HAIP) chemotherapy
Learn about this specialized chemotherapy treatment that targets cancer in the liver.
Continue ReadingHepatic encephalopathy
This serious liver condition can harm your brain and lead to coma or death. Find…
Continue ReadingHepatitis A
This contagious liver infection is caused by a virus. Learn more about its symptoms, treatment…
Continue ReadingHepatitis B
This serious liver infection is caused by a virus that spreads easily. Learn about the…
Continue ReadingHepatitis B and Hepatitis C: What’s the difference?
HBV and HCV are viruses that cause liver disease. The symptoms may be the same.…
Continue ReadingHepatitis C
Many people with this infection don't know they have it. Find out about symptoms and…
Continue ReadingHepatitis C antibody test
An HCV antibody test shows whether you've ever come into contact with the virus that…
Continue ReadingHepatitis C: How common is sexual transmission?
Although hepatitis C is highly contagious, the risk of sexual transmission is very low.
Continue ReadingHepatitis C: What happens in end-stage liver disease?
End-stage complications of hepatitis C include liver failure and liver cancer.
Continue ReadingHepatocellular carcinoma (HCC)
Learn about the symptoms, diagnosis and treatment for this type of liver cancer.
Continue ReadingHepatopulmonary syndrome
This lung condition causes low oxygen levels and shortness of breath in people who have…
Continue ReadingHER2-positive breast cancer: What is it?
HER2-positive breast cancer tends to be more aggressive than other types of breast cancer. Treatments…
Continue ReadingHerbal supplements and heart medicines may not mix
Some herbal supplements can have dangerous interactions with heart medications.
Continue ReadingHerbal treatment for anxiety: Is it effective?
Herbal treatment for anxiety: A Mayo Clinic expert discusses safety and effectiveness.
Continue ReadingHerd immunity and COVID-19: What you need to know
Get the facts about coronavirus and herd immunity.
Continue ReadingHereditary hemorrhagic telangiectasia
This inherited blood vessel condition can cause bad nosebleeds, strokes, bleeding in the digestive tract…
Continue ReadingHerniated disk
This condition occurs most often in the lower back. In many cases, it causes no…
Continue ReadingHiatal hernia
A hiatal hernia occurs when part of the stomach bulges into the chest. It can…
Continue ReadingHiccups
Caused by spasms of your diaphragm that you can't control, hiccups are usually harmless. Rarely,…
Continue ReadingHIDA scan
Find out what to expect during a HIDA scan — a nuclear imaging procedure used…
Continue ReadingHidradenitis suppurativa
This condition causes small, painful lumps to form where your skin rubs together. The lumps…
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