This form of low blood pressure might cause dizziness, lightheadedness or fainting when rising from sitting or lying down.
Disease
Aphasia
Some conditions, including stroke or head injury, can seriously affect a person's ability to communicate. Learn about this communication disorder and its care.
Disease
Balance problems
Learn about the causes and treatments of conditions that leave you feeling dizzy or unsteady.
Disease
Frozen shoulder
This painful condition usually begins gradually and makes the shoulder hard to move. Exercises can help restore range of motion.
Disease
Lyme disease
Learn about the symptoms, diagnosis and treatment of this common tick-borne illness.
Disease
Botulism
This rare but serious condition can be caused by bacteria that have contaminated food or a wound. Learn more about how to prevent botulism.
Disease
Arteriovenous malformation
In this condition, a tangle of blood vessels affects the flow of blood and oxygen. Treatment can help.
Disease
Ehrlichiosis and anaplasmosis
Learn how to prevent and treat the tick-borne diseases ehrlichiosis and anaplasmosis.
Disease
Addison's disease
Learn about this rare but serious condition of the adrenal glands that's treated by replacing hormones the body needs.
Disease
Foot drop
Foot drop is a general term that describes a difficulty in lifting the front part of the foot. It's often caused by compression of a nerve.
Disease
Swollen lymph nodes
Infection from bacteria or viruses most often causes this condition.
Disease
Salmonella infection
This common bacterial infection is spread through contaminated food or water and affects the intestinal tract. Learn more about prevention and treatment.