Weakness in the lower back may be caused by lumbar muscle injury, lumbar spine disease, spinal cord disease and so on.
1. Lumbar muscle injury: mostly seen in excessive physical labor, or too much physical activity can easily lead to acute injury of the lumbar muscles, thus feeling weak and achy, often accompanied by lumbar pain symptoms.
2. Lumbar spine disease: for example, lumbar disc herniation, because of the nerve and cause certain compression, thus causing lower limb weakness, often accompanied by lumbar pain, leg weakness, lumbar pain and other symptoms.
3. Spinal cord diseases: for example, spinal cord tumor myelitis, etc., which will directly affect the waist as well as the lower limbs, may occur.
The weakness may also be caused by other reasons, and it is recommended to go to the hospital in time to clarify the cause of the disease and then targeted treatment.