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Numbness is caused by damage, irritation or compression of nerves. A single nerve branch or several nerves may be affected. Examples include a slipped disk in the back or carpal tunnel syndrome in the wrist. Certain diseases such as diabetes or toxins such as chemotherapy or alcohol can damage the longer, more-sensitive nerve fibers.
Peripheral neuropathy happens when the nerves that are located outside of the brain and spinal cord (peripheral nerves) are damaged. This condition often causes weakness, numbness and pain, usually in the hands and feet. It also can affect other areas and body functions including digestion and urination.
There are many conditions, from mild to serious, that can cause your hands and feet to tingle. Long-term, chronic tingling may be caused by compression of a nerve due to damage, tumors,...
Overview. What is paresthesia? “Paresthesia” is the technical term for the sensation of tingling, burning, pricking or prickling, skin-crawling, itching, “pins and needles” or numbness on or just underneath your skin. It can affect places on and throughout your body and happens without an outside cause or warning. Advertisement.
Symptoms. Symptom Checker. About this Symptom Checker. When to seek medical advice. See your doctor if you experience intermittent numbness or tingling in one or both hands. Get emergency medical care if the numbness: Began suddenly. Follows an injury or accident. Is accompanied by a sudden, severe headache. Is accompanied by weakness or paralysis.
1. Stroke. Numbness in your hands usually is not a sign of an emergency. Although unlikely, it’s possible that hand numbness could be a sign of a stroke. A stroke is brain damage caused by...
What are the most common causes of numbness? Numbness has many possible causes. A problem with one or more nerves usually causes the symptom. When a nerve is damaged, it interferes with your body’s ability to feel normal sensations. Some cases of numbness involve abnormal pressure on the nerves in and around your spine.
Numbness in your hands can be a symptom of many causes, which run from mild and temporary to serious medical conditions. The most common cause is damage or compression of the nerves in your hand. Maybe you slept too long in one position, or leaned on your elbows for too long.
When to call a doctor. Diagnosis. Treatments. Complications. Causes of numbness and tingling can range from sitting in one position for too long to insect bites to multiple sclerosis. Some...
Tingling in the hands is a common symptom of several medical conditions, especially those that affect the nerves, like diabetes and autoimmune disorders. Medications can also cause tingling in the hands as a side effect.