Generally, you can ride a bicycle after three months of left hand radius fracture, depending on the patient’s recovery. After the left hand radius fracture hand injury, can not force, daily life is affected, until the left hand radius fracture is not recovered well, the patient can not ride a bicycle. Generally, the recovery period of left hand radius fracture is about three months, if the left hand radius fracture patient’s injury is relatively mild, the recovery is faster, then the cycling time can be advanced. It is recommended to wait for the left radius fracture to fully recover before starting to ride a bicycle, when the left radius fracture recovery can ride a bicycle, remember not to over-exertion of both hands when riding a bicycle, cycling time should not be too long. If you want to ride a bicycle after recovering from a left radius fracture, you should go to the hospital and take a radiograph to check whether the fracture is completely healed, and then start to ride a bicycle after the fracture is completely healed.