As the largest organ, your skin is a big deal. It protects against bacterial infection, helps regulate body temperature and is responsible for tactile sensation. The quality and condition of your skin is also a good indicator of where you are in life and health, be that acne during the hormonal teenage years or wrinkles and sun spots that come naturally with age.
While genetic background plays a part in your skin thickness and pigmentation, extrinsic factors including diet, smoking, sleep, physical activity and your environment also affect skin health. Too much exposure to pollutants, UV radiation and humidity can all irritate the skin,