Numbness of the legs and arms is an alarm signal of the body. It should be paid attention to in a timely manner in order to eliminate the risk of developing chronic pathologies. Numbness of the extremities, the causes of which are different, in one case may signal that the body is in an uncomfortable position, and in the other, become a reason to contact a specialist.
Change in the sensitivity of the hands and feet can be the result of various factors. Bad posture leads to discomfort. Usually, numbness of this nature is accompanied by a slight tingling sensation. It passes within a short period of time with a change in body position. To prevent such a state, it is necessary to avoid uncomfortable postures when the limbs are heavily overloaded.
Numbness of the hands, the causes of which lie in the internal problems of the body, can be caused by a lack of vitamin B12. The participation of this valuable element in exchangeprocesses taking place in nerve fibers, has a great influence on the functioning of blood vessels, the heart and on the reaction of muscle tissue to external stimuli. A decrease in the amount of vitamin B12 in the body below the norm causes loss of sensation in the limbs and convulsions.
Numbness of the hands, the causes of which may lie in the pathologies of the spine, arises from a pinched nerve. So, for example, the symptoms of osteochondrosis are often expressed by aching pains in various areas of the body and loss of sensation in the limbs. Numbness of the hands, the causes of which often lie in prolonged work with a computer mouse, may be a consequence of carpal tunnel syndrome. Loss of sensitivity of the first three fingers of the hand occurs due to compression of the median nerve. This type of numbness can end not only with tingling. Acute pain syndrome is also possible.
Tingling, burning, itching, and a tight feeling in the fingers and toes may indicate the presence of neuropathy, which is a lesion of the nervous system. Spontaneous pain often accompanies rheumatoid arthritis, diabetes, and multiple sclerosis.
Numbness of the hands, the causes of which may lie in anxieties and fears, is provoked by hyperventilation. In this condition, shallow and rapid breathing is observed, which sharply limits the supply of blood to the extremities. As a result, the arms and legs lose their sensation, and weakness appears throughout the body.
Numbness of the limbs is also accompanied by Raynaud's disease. This disease is usually associatedparoxysmal disorders of the blood supply to the arteries, which is manifested in the loss of sensitivity of the hands and feet. A symptom indicating the presence of this pathology is a slight blueness on the skin of the fingers of the upper extremities, which occurs even with a slight cold, as well as with strong excitement.
Numbness of hands and feet can be the result of obliterating endarteritis. This disease is accompanied by impaired circulation, which causes rapid cooling of the limbs.
In the event that numbness appears periodically, it is necessary to consult a specialist for advice. The doctor, based on the results of the examination, will make an accurate diagnosis, establish the cause of discomfort, and prescribe the appropriate course of treatment.
