Sleeping foot weakness can be seen in normal people, but also may be caused by cervical spondylosis, malnutrition, and should be timely medical treatment. 1. Normal conditions: poor rest, poor sleeping posture, strenuous exercise, etc. can be caused by sleeping with weak feet, how to put uncomfortable, such people should pay attention to improve lifestyle, appropriate physical exercise, generally no special treatment. 2. Cervical spondylosis: spinal cord cervical spondylosis due to the protruding intervertebral disc compression of the spinal cord, the patient will have cervical back pain, upper extremity radiating pain, sleep foot weakness how to put uncomfortable, this group of people should consult a doctor in time to clarify the cause of the disease, and then carry out surgical treatment. 3. Restless legs syndrome: also known as restless legs syndrome, mainly manifested as obvious indescribable discomfort in the legs at rest, need to keep moving the legs to relieve, and will be aggravated at night when sleeping, so if you feel weak and feeble feet at night, how to put it is uncomfortable, then you should consider the disease, and seek medical treatment in time to make a clear diagnosis. If you have been experiencing weak and uncomfortable feet for a long time, it is recommended that you consult a doctor to find out the cause of the problem so that it can be treated in a timely manner.