The hazards of long-term sedentary men are lumbar disc herniation, hemorrhoids, prostatitis, lower extremity thrombosis and so on. 1. Lumbar disc herniation: long-term sedentary will increase the pressure on the spine and intervertebral discs, causing degeneration of the lumbar intervertebral discs, compression and stimulation of the nerve root causing pain. 2. hemorrhoids: long-term sedentary will increase the pressure on the perianal venous plexus, resulting in venous plexus easily congested, varicose veins formed by bruising, which in turn leads to the formation of hemorrhoids. 3. prostatitis: long-term sedentary will oppress the prostate, resulting in prostate congestion and edema, so that the local metabolite accumulation, and then the formation of prostatitis. 4. Lower extremity thrombosis: long-term sedentary will affect the blood circulation of the lower extremities, poor reflux will lead to the formation of thrombus. Long-term sedentary can bring a lot of harm, you should avoid sitting for a long time, appropriate exercise, to avoid the occurrence of disease, if you feel uncomfortable, timely consultation and treatment.