It’s the height of summer, after a long day of tiredness, a hot bath don’t mention how comfortable it is. The correct method of bathing can not only clean the skin, but also accelerate blood circulation, enhance the metabolism of the skin. But many people think that the longer the bath the better, the rougher the towel the better, the hotter the water temperature the better, in fact, it is not. Self-selected bath time can depend on personal habits, after waking up in the morning or before going to bed at night to wash can be. But in the hot summer, the skin metabolism, sweat, oil and other secretions more, or recommended to take a bath before going to bed. Bathing frequency should be moderate at present in the summer, the human sebaceous glands secretion, sweating more, should be rinsed once a day. And winter, spring and autumn, the number of baths can vary from person to person. The body is fat and sebaceous glands secretion, can be appropriate to increase the number of baths. The elderly sebaceous gland secretion is reduced, the number of baths can be appropriately reduced, 1 to 2 weeks once. It is advisable to use a soft towel is recommended to use a soft towel, avoid using nylon scrubbing towel. Because rough bath towels can damage the skin and cause the spread of infectious molluscum contagiosum (water wart). It is important to avoid sharing bath towels to avoid cross infection. You can choose your bathing products according to your preference. In summer, you can use a body wash that contains plant extracts such as mint, because it can bring people a cool feeling. In winter, you can use a body wash that contains moisturizing ingredients. People with oily skin can use sulfur soap or body wash or soap containing anti-bacterial and anti-fungal ingredients because these ingredients can reduce or prevent skin disorders such as folliculitis and lichen planus. When bathing, body wash or soap should be applied to the back of the chest, armpits, groin and other parts of the oil or sweat glands secrete more, the limbs, especially the calves too much use of body wash or soap can cause dry, itchy skin. Bath water temperature should not be too high bath water temperature should be close to the body temperature or slightly higher than the skin temperature, that is, 35 ~ 40 ℃. If the bath water temperature is too high, it will make the whole body epidermal vasodilatation, heart and brain blood flow is reduced, hypoxia occurs. If the water temperature is higher than 43 ℃, may also lead to skin aging. Summer cold shower water temperature can not be too low, because the water temperature is too low will make the skin pores suddenly tightly closed, vascular contraction, the body’s heat can not be distributed. Even if the summer cold shower, the water temperature should be no less than 10 ℃ is good. Bathing should be washed first in accordance with the order from top to bottom, first wash the face, wash the head, and finally wash the torso limbs. Otherwise, the grease on the head will make the back polluted again. Bathing how long is appropriate regardless of spring, summer, autumn and winter, bathing time should not be too long. Basin bath 20 minutes, shower 3 to 5 minutes can be, because high temperature, high humidity, relatively confined environment will make people feel uncomfortable. Patients with cardiovascular and cerebrovascular disease bath time is too long can occur fainting. The follow-up of the bath can be applied after the summer bath in the armpits, groin and other parts of the prickly heat powder, which is conducive to the prevention of common summer skin diseases such as ringworm and lichen planus. After bathing in autumn and winter, you can apply moisturizing cream on the calves and other parts of the body with little sebaceous gland secretion to prevent dry and itchy skin.