Lumbar spine fracture three months walking thighs difficult to stand, first check to clarify whether there is nerve damage, if there is no nerve damage rehabilitation exercise after adaptation can be improved, if there is nerve damage may also need to be treated. Lumbar spine fracture three months, whether conservative treatment or surgical treatment, the fracture can be close to healing. If the fracture is treated conservatively, and it is difficult to stand on the thighs after about 3 months, a lumbar spine MRI can be performed to see if there is any nerve compression. If there is nerve compression in the lumbar spine, the problem will need to be addressed (either conservatively or surgically). If there is no nerve compression, or if it has been 3 months since surgery, the problem may be caused by too much bed rest. If the patient has been bedridden for too long, he or she may not be able to stand or walk, and may need to be assisted by family members to start standing or walking.