Nutrition basics
Learning Center
Airplane ear
That fullness in your ear when on an airplane that's climbing or descending results from uneven air pressure between your middle ear and the environment.
Hashimoto's disease
Learn about the symptoms and treatment of this thyroid disorder caused by an immune-system dysfunction.
Basal cell carcinoma
Learn about symptoms, treatment and prevention of this common skin cancer that often occurs on the head and neck.
Shingles
Learn more about symptoms, causes, treatment and vaccine prevention of this painful condition affecting the nerves.
Respiratory syncytial virus (RSV)
This common illness affects the lungs. It can seem like a cold, but may be severe, especially in children. Know the symptoms and treatment.
Morphea
Learn more about this rare, painless skin condition, including risk factors, symptoms, complications and treatment.
Nasopharyngeal carcinoma
Nasopharyngeal carcinoma is cancer that occurs in the nasopharynx, which is located behind your nose and above the back of your throat.
Neck pain
This common ailment can be the result of poor posture or osteoarthritis. Rarely, it can indicate a more serious issue.
Neurodermatitis
Learn about this itchy skin condition that can disrupt your sleep and daily activities. Treatment focuses on controlling itching and preventing scratching.
Obesity
Obesity isn't just a cosmetic concern. It is a medical problem that increases the risk of heart disease, diabetes and certain cancers.
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