There are several reasons for the whole body aches and pains after drinking: 1. Traumatic causes of muscle and skeletal muscle ligament strains, local peripheral injuries such as joints. People will enter three periods after drinking, namely the excitement period, the ataxia period and the coma and lethargy period, which are prone to external forces during the ataxia period, leading to trauma factors in muscles and joints, for the whole body aches after drinking. 2, after people drink alcohol, the ethanol in alcohol will release acetaldehyde under the action of liver ethanol dehydrogenase, acetaldehyde will be a toxic and harmful substance that will make the peripheral capillaries dilate, causing It causes the dilation of blood vessels and at the same time breaks down and releases excess lactic acid. When lactic acid accumulates in the body, especially in skeletal muscles, which have a high muscle distribution, it can also cause body aches and pains.