Conditions list medically reviewed by George Krucik, MD, MBA
Hypoglycemia, or low blood sugar, is a potentially dangerous condition that's most common in people with diabetes. Learn what causes it and how to prevent it.
Meniere's disease is a disorder of the inner ear. It's not known what causes it, but there are a variety of treatments available to help with the symptoms.
During a heart attack, the blood supply that normally nourishes the heart with oxygen is cut off and the heart muscle begins to die. Learn more.
Panic disorder occurs when you live in fear of a panic attack. You may be having a panic attack when you feel sudden, overwhelming terror with no obvious cause.
Motion sickness is a sensation of wooziness. It usually occurs when you're traveling by car, boat, plane, or train.
Heat emergencies are health crises caused by exposure to hot weather and sun. Heat emergencies have three stages: heat cramps, heat exhaustion, and heatstroke.
Common colds and influenza are contagious infections that affect the respiratory system. Both are airborne illnesses, spread through coughing and sneezing. Shared…
A pulmonary embolism is a blood clot that occurs in the lungs. It can damage part of the lung and other organs and decrease oxygen levels in the blood.
Viral gastroenteritis, also known as the stomach flu, is caused by a number of different viruses. Its symptoms usually last for two to three days.
Menopause is a natural biological process in women that marks the permanent end of menstruation and fertility. Hot flashes, vaginal dryness or pain, and frequent…
The human brain works by sending electrical signals through neurons, which are nerve cells. A seizure occurs when there's a surge in this electrical activity.
Damage to the nerves that help your organs to function can cause a condition called autonomic neuropathy (AN) and is associated with other conditions.
Many marine animals bite or sting. Some animals are venomous, while others can inflict deep bites. Learn more about the risks and prevention.
Agoraphobia is an anxiety disorder that makes people very fearful of certain places and situations. Learn about agoraphobia causes, symptoms, and treatment.
Panic attacks are feelings of sudden fear without reasonable cause. Agoraphobia is another type of anxiety disorder. Read about symptoms and treatment.
This feature is for informational purposes only and should not be used to diagnose. Please consult a healthcare professional if you have health concerns.