There are many reasons for the lack of energy in the legs, the main considerations are excessive fatigue, spinal cord cervical spondylosis, lumbar disc herniation, neuromuscular diseases and so on.
1. Overexertion: If your legs are weak due to overexertion, take rest and your symptoms will improve after a period of time.
2. Spinal cord cervical spondylosis: This type of cervical spondylosis often presents with lower limb symptoms, which are numbness, coldness, pain in the endings of the lower limbs of one or both sides, unstable walking, awkward gait, weakness of the lower limbs, and in some cases, “it seems like stepping on cotton”.
3. Lumbar disc herniation: lumbago with sciatica is the main symptom of the disease, and the pain often starts from the buttocks along the inner thigh down to the popliteal fossa, and finally spreads to the dorsum of the foot. The pain worsens when coughing, sneezing or defecating, and the skin of the thighs and outer calves feels numb, cold and weak.
4. Neuromuscular diseases: including myasthenia gravis, myasthenia gravis syndrome, myositis, dermatomyositis, polymyositis, etc., may cause the symptoms of no strength in the legs.
There may be other reasons for the lack of strength in the legs, such as electrolyte disorders, brain lesions, etc. If the symptoms do not improve after resting, it is recommended to go to the hospital in time, improve the examination to clarify the cause of the disease, and then give targeted treatment or therapy.