We all know how important it is to apply sunscreen, all year long, to protect our skin from UVA and UVB rays. However, getting a sunburn from falling asleep under the sun or forgetting to reapply sunscreen during the day can still happen to anyone. Here are a few tips to prevent and soothe sunburns.
What is the difference between UVA and UVB rays?
What type of rays is responsible for sunburns? It is quite easy to remember with the last letter: UVB burns, and UVA ages.
UVB = BURNS
- Rays penetrate less deeply and damage the outermost layers of the skin, these rays are blocked by windows or glass
- The main cause of sunburns
- Responsible for tanning
UVA = AGING
- Rays penetrate more deeply and are not blocked by windows or glass
- Accelerates skin ageing, pigmentation, tumours and photosensitivity
How to prevent sunburns?
Sunburns can appear as redness on the skin and can take up to 24 hours to develop. According to the Arizona Department of Health, a sunburn can occur in as little as 10 minutes on unprotected fair skin depending on the UV index that day.