Men with swollen feet can be the following diseases: First, if the lower limbs are swollen unilaterally, it is considered to be caused by deep vein thrombosis of the lower limbs, which usually has certain triggering factors, especially after trauma or prolonged bed rest, which can easily trigger the appearance of this disease, and the patient will have obvious swelling, pain and fever. Secondly, if the feet are swollen bilaterally, it is considered to be related to venous reflux, especially if there is a history of varicose veins, which will also lead to the aggravation of limb swelling after activity, and usually there will be soreness and swelling of the lower limbs, and with the development of the disease there will also be local skin pigmentation, and there will be obvious local oxygen supply disorder, and there will also be the formation of skin ulcers. Third, some patients are caused by bone and joint diseases, arthritis or fasciitis may also appear swollen feet, and the patient may experience increased pain after activity.