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.
Disease
Cholera
This dangerous but treatable disease causes diarrhea and dehydration. Learn how to lower your risk.
Disease
Histoplasmosis
Learn more about the symptoms and treatment of this sometimes life-threatening disease caused by fungal spores in bird and bat droppings.
Disease
Congenital diaphragmatic hernia (CDH)
In CDH, a baby's diaphragm — the muscle that separates the chest from the abdomen — develops a hole called a hernia. Learn about treatment before birth.
Disease
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.
Disease
Occupational asthma
Dust, fumes and other substances at work can cause asthma. Find out how to recognize this common type of asthma.
Disease
Wet macular degeneration
Blurred vision or blind spots could be a sign of this eye disorder. Recognizing the warning signs could save your vision.
Disease
Legionnaires' disease
Bacteria that can live in water from air conditioning systems, showers and spas cause this severe form of pneumonia.
Disease
Constipation
Learn how to prevent and treat infrequent or painful passing of stool.
Disease
Frontotemporal dementia
Read more about this less common type of dementia that can lead to personality changes and trouble with speech and movement.