In the exercise state, the skin is full of qi and blood, the circulation is accelerated, and foreign substances are easily absorbed. Moreover, due to sweating, the skin surface layer is in a highly hydrated state, and foreign substances are easy to penetrate. Pigment, essence and preservative in make-up (from the previous formula, the addition amount of these three substances is usually several times higher than that of skin care products) are more likely to penetrate deep into the skin, which may cause adverse consequences.

Hair follicles excrete sweat and toxins during exercise. If you wear light makeup on your face, these powder particles can easily sneak into pores through sweat, causing bacterial infection. Therefore, you should choose mild cleansing products for cleansing before exercise, and then you can choose skin care products to moisturize your skin.

Although some people just like black, any form of tanning is unhealthy for the skin. When the human body is irradiated by ultraviolet rays, it will form more melanin in the basal layer to protect the skin from ultraviolet rays, which is a self-protection function of the skin, but this protection is not helpful. Any degree of tanning will increase the risk of skin cancer and cause skin aging and wrinkles.

Most gyms are dry because of air conditioning, and at this time they excrete water because of exercise sweating, both of which are easy to make the skin lose too much water. At this time, you need to replenish water in time, because a lot of water in the body is discharged through pores during exercise, and the body needs new water supply, so as to achieve the alternation from the inside out, clean pores, eliminate endotoxin in skin cells, and make the skin cleaner and smoother.

At the same time, you need to prepare a towel, because the sweat from the skin will cause harm to the skin and increase the excessive evaporation of water in the skin. Outdoor sports can make dust stick to the skin, causing skin allergy and oxidation, especially at the edge of bun, which is especially easy to breed bacteria due to sweating.