Know the signs and what to do for this dangerous increase in body temperature.
Disease
Benign paroxysmal positional vertigo (BPPV)
Learn more about the symptoms, causes and treatment of intense bouts of dizziness.
Disease
Marginal zone lymphoma
Find out more about the symptoms, diagnosis and treatment of this type of non-Hodgkin lymphoma.
Disease
Hearing loss
Age- and noise-related hearing loss are common and can affect quality of life. But many treatments are available.
Disease
Acoustic neuroma (vestibular schwannoma)
This noncancerous tumor can sometimes grow on a nerve in the head, causing hearing loss and balance problems.
Disease
Eosinophilic esophagitis
Learn more about the causes and treatment of eosinophilic esophagitis — a digestive disease caused by an allergic reaction.
Disease
T-cell lymphoma
Find out more about the symptoms, diagnosis and treatment of this type of non-Hodgkin lymphoma.
Disease
Keratitis
An inflamed, red eye can be a minor nuisance — but sometimes it means a more serious problem. Find out about symptoms, treatment and prevention for this potentially dangerous eye condition.
Disease
Giardia infection (giardiasis)
This type of infection can cause stomach cramps, upset stomach and loose stools. Find out how to treat and prevent this waterborne parasite.
Disease
Anaphylaxis
Anaphylaxis, a severe allergic reaction, is an emergency. Learn who's at risk, what to watch for and what to do when it occurs.
Disease
Infectious diseases
Viruses, bacteria, fungi and parasites all can cause infections. Find out more about how to prevent and treat these conditions.
Disease
Tooth abscess
A bacterial infection at the tip of the tooth root usually occurs from an untreated dental cavity, an injury or prior dental work.