Sun exposure is good to the health. There studies that prove sun exposure can help in strengthening bones and preventing certain cancers. And this is because of the enzymes in the skin that produces Vitamin D which is aided by the sun exposure.

Maintaining a healthy level of Vitamin D is easy and cheap, all you have to do is to spend some time under the sun but there can also be a bad effect. According to some experts too much sun exposure can be harmful. But how can we really say that we are already having too much sun?

According to the experts say 15-20 minutes of sunlight a day is an ideal amount for a light-skinned person to produce health-promoting vitamin D. Darker skinned people need a bit longer. You know you've been in the sun too long if your skin looks pink or red, feels hot to the touch, or is painful. Once you feel this, however, it's likely too late.

Sunburn symptoms usually take place after a few hours of exposure so it is better to that you are cautious when under the sun. Here are some tips from Sixwise Newsletter on how to prevent sun burnt:

• Don't stay out long between 10 a.m. and 4 p.m.
• Wear protective clothing.
• Try natural sunblock.
• Get some shade.

And in cases that your preventive measures failed you and you get sunburn, here are some Health and Wellness Tips to soothe the pain and swelling of the burn:

• Cool the area. Dampen a washcloth with cool water and apply it to the area, or take a cool bath or shower. Adding some baking soda to your bathwater can help to soothe your skin.
• Keep your skin moisturized. A gentle, non-irritating moisturizer such as Surgeon's Skin Secret Moisturizing Sticks can help relieve the dryness and tightness that accompanies sunburn.
• Soothe your skin. Aloe vera gel is an excellent soothing salve, particularly if you have access to a living plant. Simply break off a leaf and apply the gel inside to the burn. Witch hazel also works well to relieve sunburn pain.
• Drink plenty of water. Sunburn can be dehydrating, causing fluid loss through your skin. Drinking water is essential to healing sunburn.
• Leave blisters alone, if they form. The fluid inside acts as a protective agent for your skin. Breaking the blisters will slow healing and increase the risk of infection.
• Avoid topical "-caine" products. Over-the-counter creams that end in "caine" (such as benzocaine) are sometimes advertised to relieve sunburn. However, according to the Mayo Clinic they can actually irritate the skin or cause an allergic reaction.