You are basking under the sun hoping to get a good tan. But when you stand up, your skin looks red like an overcooked lobster. Although there are health warnings about sun damage, there are still many who ignore it. According to the CDC, more than a third of adults and nearly 70% of children saying that they have suffered from sunburn in the past year. Here are some things you need to know about how to safely keep your skin and relieve sunburn if you are sunbathing for too long.
What Causes Sunburn?
You already know what causes sunburn (sunburn). When your skin is exposed to sunlight for some time, eventually your skin will burn, redden and irritated.However, under our skin, this is a bit more complicated. The sun emits three wavelengths of ultraviolet light, namely:
  • UVA
  • UVB
  • UVC
UVC rays do not reach the earth's surface. However, two other types of ultraviolet light can reach the towel you wear and even penetrate your skin. Skin damage is caused by UVA and UVB rays. Sunburn is the clearest sign that you've been outside for too long. However, sun damage is not always visible. Under the skin surface, ultraviolet light can alter your DNA, resulting in premature skin aging. Over time, DNA damage can contribute to skin cancer, including a lethal melanoma. How quickly sunburn appears depends on :
  • Your skin type.
  • The intensity of the sun.
  • How long have you been exposed to the sun?  
For example, a blond-haired blue-eyed lady in Rio de Janeiro would be quicker to blush her skin than a fair-skinned lady sitting on a sunny day in New York City.Signs of SunburnWhen you are exposed to sunburn, your skin turns red and painful. If the sunburn is severe, then you may experience swelling and sunburn blister. You may even feel like experiencing flu symptoms such as fever, chills, nausea, headaches, and weakness. A few days later, your skin starts peeling and itching as your body tries to remove sun-damaged cells.Relieves SunburnSunburn treatment is designed to remove redness and inflamed skin, in addition to reducing pain.
Here are some of your own treatments for sunburn include:
Compress. Apply a cold compress on your skin or a cold shower to relieve his burns.
Cream or gel. To reduce the shock from sunburn, gently rub the wound with a cream or gel containing ingredients such as:
  • Menthol
  • Camphor
  • Aloe   
By cooling the cream in advance will make your skin affected by sunburn feels better.
NSAIDs. Non-steroidal anti-inflammatory drugs, such as ibuprofen or naproxen, can relieve swelling of sunburn and pain throughout your body.
Stay hydrated. Drink plenty of water and other liquids so you do not get dehydrated.
Avoid the sun. Avoid sunshine until your sunburn is healed. You may be able to treat sunburn yourself. But go to the doctor immediately if you see any of the more serious signs of sunburn such as : 
  • Fever with a temperature of 102 degrees or higher,
  • Chills
  • Severe pain
  • Sunburn blister which covers 20% or more of your body
  • Dry mouth, thirst, reduced urination, dizziness, and fatigue, which are signs of dehydration.
Prevent Sunburn
Here are some tips to keep your skin safe when outdoors include:
  • Watch the clock. The strongest sunlight is between 10 am and 4 pm. If you can not stay indoors during that period of time, at least make sure to be in a shady spot.
  • Wear the right clothes. If you have to be outdoors, wear sun-protective clothing, such as :
  • The wide-brimmed hat
  • Long sleeve shirt and pants
  • Glasses that block UV
  • Use sunscreen. Use 1 oz broad-spectrum sunscreen to sun-exposed areas. This means sunscreen that protects your skin against UVA and UVB rays. The solar tube should have a sun protection factor (SPF) of at least 30.
Follow the tips below to apply sunscreen :
  1. Apply sunscreen about 30 minutes before you go outside.
  2. Use sunscreen, even on cloudy days because UV rays can penetrate the clouds.
  3. Reapply sunscreen every two hours or more often if you are sweating or swimming.

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