How harmful is it to dye skin in direct sunlight?

Brown skin can be dangerous, but it is still loved by many people, especially in the summer.
Skin dyeing is the process of making the skin become dark, dark under the influence of ultraviolet rays or from artificial sources such as using cosmetics, tanning beds, etc.

Dyeing the skin directly under the sun is the most classic method done when going to the beach, drying in the pool… Sunlight promotes the body to produce melanin, speeding up the dyeing process skin and increase the absorption of vitamin D for bones. Dyeing skin in the sun leaves many hazards. Photo: Daily mail. This action is potentially dangerous. Experts determine that the effect of skin discoloration is always with the participation of ultraviolet rays, causing the melanin in the skin to produce and act as a sunscreen. When affected by ultraviolet rays, it will automatically react to protect the skin. After many times of exposing the skin to sunlight, the skin’s sun protection ability will gradually decrease, vulnerable to damage and quickly aging. In addition, the harmful effects of UV exposure will cause acute sunburn and some changes, damaging the skin’s immune system due to the loss of Langerhans cells, more seriously skin cancer. After exposure to sunlight, the skin has a protective reaction, producing large amounts of melanin and causing freckles against UV rays, which is not beneficial to health. The harmful effects of tanning in the sun can cause skin cancer. Photo: The Sun. Concerned about exposing their skin to direct sunlight, many people dye their skin at home. However, if it is not done properly, it can easily lead to dark patches on the face or orange skin on the hands. Skin tanning sprays and lotions often contain hihydroxyacetone and many other harmful chemicals such as arsenic, lead, mercury, etc. Therefore, pregnant women absolutely avoid these products. According to the Telegraph European experts also warn that women using brown-tinted cosmetics will be at risk of infertility and birth defects, based on the discovery of compounds that disrupt hormones, adversely affect the fetus and Carcinogens such as formaldehyde, nitrosamines are present in dyes. If you want to dye your skin brown safely, you need to learn the process carefully, choose cosmetics with a clear brand and origin. Cosmetics that dye brown skin for the body have a strong effect and should not be used on the face. Remember to always apply sunscreen daily and reapply every 2-3 hours to protect your skin from harmful UV rays from the sun. The damage caused by UV rays may not be visible to the naked eye, but will gradually accumulate and show on the surface of the skin when it becomes severe and difficult to recover.