In the cold winter, it is the happiest thing to be able to comfortably take a hot bath. The warm steam makes people reluctant to leave, but patients suffering from cardiovascular disease must pay more attention to the winter bath, if the bath is not the right way, it is likely to cause heart disease. 1, hot water bath time is too long bath time, will make the skin surface loss of oil protection, resulting in dry itching and other symptoms, but also cause skin wrinkling, dehydration and other conditions. In addition, a long bath is easy to fatigue, easy to cause heart ischemia, hypoxia, and even induce serious arrhythmias and sudden death. Suggestions: tub bath 20 minutes, shower 3 to 5 minutes can be. 2, the higher the bathing water temperature, the better The bathing water temperature is too high, it will make your skin suffer. It will destroy the oil on the surface of the skin, resulting in capillary dilation and aggravate the degree of dry skin. At the same time, too high a temperature will also increase the burden on the heart, because the whole body skin blood vessels are obviously dilated, so that a large amount of blood flow to the whole body skin, will make the heart ischemia and lack of oxygen. Suggestion: bathing water temperature at 37 ℃ -40 ℃ is appropriate. 3, bathing order is not careful winter low temperature so that the human skin vessels in a contracted state, warm water suddenly from the head to the body’s regulatory system will be “caught off guard”, causing sudden expansion of the head and the whole body skin vessels, resulting in heart, brain and other important organs acute ischemia, dizziness and chest tightness. Suggestions: when bathing patients with cardiovascular disease, you can start with the extremities away from the heart, and then rinse the torso after the body has adapted, and finally wash your head. Finally, we also want to remind everyone that it is best not to lock the doors of the elderly with cardiovascular disease, and it is best to have someone at home when bathing, because in case of danger, you can ask for help in time.