What is foot drop?
Foot drop is a condition in which you cannot raise the front part of one or both feet. Foot drop can be a temporary problem, or it can be permanent, depending on what causes it.
What are the causes of foot drop?
Foot drop is a symptom of an underlying problem. This condition can be caused by many medical conditions or diseases that affect the nerves or muscles, including:
- Multiple sclerosis, Lou Gehrig’s disease (amyotrophic lateral sclerosis, or ALS), spinal muscular atrophy, Charcot-Marie-Tooth disease, muscular dystrophy, polio, or cerebral palsy
- Alzheimer’s disease
- Parkinson’s disease
- An injury to the common peroneal nerve, which is located in the lower leg and helps control feeling and movement in the leg
What are the symptoms of foot drop?
People who have foot drop may drag their toes when they walk. They may also have to lift their knees higher than usual to avoid dragging their toes. Other symptoms include muscle weakness and “tingling” feelings in the leg.