American designers have created a watch that can protect the wearer from sunburn. They change the level of ultraviolet radiation on human beings by sending warning signals, if necessary.
sunburn
Created technology from Maryland clock Sunfriend people can easily replace sunscreen. It is known that most of the
vitamin D man receives with the help of sunlight. But sunscreens impede the penetration of these rays through the skin, which leads to a drop in levels of the vitamin. On the one hand, we seem to get protection
sunburn and skin cancer, on the other - are faced with a shortage of useful vitamins.
sunburn
If people knew how long it can stay in the sun without any protection, and when the level of ultraviolet radiation received close to a dangerous point, he could have time to hide in the shade or close the body, avoiding
sunburn and the risk of developing skin cancer. For these purposes and created clocks Sunfriend.
sunburn
They constantly monitor the impact of sunlight on the human skin, to inform the owner about the possible threat of sunburn. Before using the gadget a user puts it on the level of sensitivity of the skin to 11-point scale. Then, as the sunbathing LED signals the approach to the ultimate safe threshold. When it is reached the indicator starts blinking hard.
Vitamin D our body needs to maintain sufficient levels of calcium and bone health. Some scientists have linked deficiency of the vitamin with the threat of the development of arthritis and breast cancer. (READ MORE)
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