A little bit of sun is always good for you and you do need sunlight for your body to process vitamin D, which is necessary for bone health. At the same time, the ultraviolet rays from the sun can be detrimental for your health. While being in the sun is not a bad thing, how long you stay in the sun and how well you are protecting yourself count. Prolonged and unprotected sun exposure harms your skin and can decrease the immunity function of the skin.
Some effects of sun exposure include:
The most harmful effect of sun exposure is definitely skin cancer. It is the uncontrolled development of anomalous skin cells is skin cancer. This accelerated development leads to formation of tumours, which are either malignant (cancerous) or benign (noncancerous). Skin cancer is mainly of 3 types: basal cell carcinoma, melanoma and squamous cell carcinoma. Among these, squamous cell and basal cell carcinoma are less critical; while melanoma is very serious. When melanoma is left untreated, it can affect the other organs and get difficult to treat. UV rays are the major causes of skin cancer. Sun exposure over the years leads to squamous cell and basal cell carcinoma, while severe sun damage episodes before the age of 18 cause melanoma.