When there is pain in the lumbar region, it is not possible to do sit-up exercises, whether the patient has lumbar muscle pain, or lumbar pain caused by a herniated disc, it is necessary to rest, preferably in bed. Low back pain is mostly due to strain or muscle strain, resulting in pain caused by aseptic inflammation, if you continue to do sit-ups, lumbar muscle contraction strain, aggravate the anaerobic metabolism of the muscle, there is an increase in acidity and pain. Therefore, in the presence of lumbar pain, absolutely not to do sit-up exercises, which will only aggravate the condition, and will not relieve the pain symptoms, only until the lumbar pain is completely relieved, does not affect normal activities, then you can carry out normal exercise, but also need to be gradual. Pain is a signal that the painful area needs rest, which is the body’s self-protection mechanism, if you go against this mechanism and strengthen the exercise, the result will only be further aggravation of the condition.