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Protect Your Skin from the Sun


Human skin is the outermost part of the body. With a surface area of ​​skin between about 1.6 square meters for a woman to 1.8 square meters for a man, make the skin become the biggest organ in the human body and wide. However, the skin can be damaged, especially because of the sun. Sunlight on the skin can cause skin cancer. The extent to which sunlight is dangerous to the skin? How to protect your skin from the dangers of the sun?
Skin
Effect of Sunlight to Humans
The sun is essential to life. Without the sun, there is no life on earth. The sun contribute to the process of photosynthesis in plants. In addition, the sun also acts to stimulate the body to produce vitamin D, which serve to metabolize calcium, thus forming bones strong. Sunlight, if a little is beneficial for the body. However, excessive sunlight can be harmful to the skin. Even the hazard can increase with increasing number of rays on the skin. Why?

The sun produces radiation that reaches the earth's surface. Solar radiation is composed of infrared rays and visible light, and ultraviolet light within a radius of A and B (UVA and UVB). Fortunately, the atmosphere absorbs cosmic rays, gamma rays and X-rays produced by the sun. In addition, the ozone layer in the atmosphere also inhibits ultraviolet C radiation (UVC) and filter out most of the UVA and UVB. Unfortunately, the ozone layer is being damaged at various places so that ultraviolet radiation is often called UV has increased lately.

Ultraviolet or UV radiation can cause skin damage, even permanent skin damage including skin cancer. Ultraviolet radiation (UV) can cause your skin to burn, and cause brown spots and thickening and dryness of the skin. UV radiation can damage DNA, suppress immune system and activates chemicals in the body that can cause cancer. Another negative effect is the premature aging. Even later revealed that UVA radiation penetrates the skin deeper than UVB, which can cause skin cancer, and may suppress the immune system.

Protecting skin from the sun
Your skin has a natural protection system that is a layer of melanin. Increasingly brown color of your skin, the more thick layer of melanin in your skin that give more protection for your skin. Therefore, at very low among the African people getting skin cancer because of their natural protective immune enough to block ultraviolet radiation (UV). However, for those who are white have a thin layer of melanin. Therefore, the white skin of a person, the more susceptible to ultraviolet radiation (UV).

Given the dangers of ultraviolet radiation (UV) sun, the skin should be protected even if the body has provided a natural protection system. Burns due to sun radiation could be skin cancer 20 years later or more. Therefore, protection for the skin to sunlight should be considered early. How to do it? Here are some practical ways to protect your skin from dangerous sun rays and reduce the risk of skin cancer.
  • Limit time exposed to direct sunlight, especially between the hours of 10:00 until 16:00. Because at the time of ultraviolet radiation (UV) were dangerous was at its peak when the sun was scorching-hot.
  • Check all of your skin for any abnormalities or not at least every three months.
  • Before doing activities outdoors, use sunscreen (UV protection) with a broad spectrum SPF level of 15 or higher. Also use a sunscreen that can protect against UVA and UVB radiation (see article Sunscreen for further explanation). Apply sunscreen to the skin surface about 20 minutes before you are exposed to sunlight, then apply again after 20 minutes of direct sunlight.
  • Apply more sunscreen every two hours while outdoors, especially if you're swimming or sweating. Easily erased sunscreen and sweat towel.
  • Wear clothing that protects the skin like a hat with a wide mouth cap, sunglasses with anti-UV protective lenses, long pants, long-sleeved clothing, or jacket.
  • We recommend wearing clothes that knitting meeting with a dark color because it gives more protection.
  • Begin to protect the skin from an early age to teach your children about the dangers of the sun during the day.
  • Avoid surfaces that reflect sunlight, such as water, sand, floor polish. Give extra attention to your skin if you are in the area.
  • Wherever possible you shelter in place or activity that is not exposed to the scorching sun.
Protect Your Skin
Sunlight is essential for life on earth. However, you need to consider seriously how to protect yourself from the sun. By taking steps to protect your skin from the sun will greatly reduce the possibility of damage to your skin and the development of skin cancer. Use sunscreen and protect the health of your skin so that your skin still looks pretty and fresh.

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