Sun should be taken in moderation. Over-exposure to sunlight is a major risk factor for skin cancer. Melanoma, a quick spreading skin cancer that is fatal in 20% of cases, is associate with lack of regular sun exposure and repeated burning of the skin. Avoid sunburn, getting your sunshine in small doses. Take great care between 10 am and 3 pm, particularly in summer when the sun is strongest.

Excessive sunshine, especially sunburn, increases your risk of skin cancer. However, sunlight provides so many benefits that avoiding it is not a healthy choice. At least ten minutes of sunlight per day is necessary to maintain good health. 

Read more on skin cancer

Read about the next law of health, Nutrition

Updated September 2009.