Calculate the amount of sun you need using the UV index
Calculate the amount of sun you need using the UV index
The UV index, time of day, skin exposure and time in the sun impact the amount of time you need to spend in the sun to achieve adequate vitamin D levels.
No protection needed. You can safely stay outside using minimal sun protection. 3-7: Moderate to High.
Learn About the UV Index | US EPA
A computer model uses the ozone forecast and the incident angle of sunlight at each point to calculate the strength of UV radiation at ground ...
Find Your Local UV Index - Coppertone
The UV Index is issued daily to advise you on the strength of the sun's UV rays in your region. The higher the number, the stronger the rays.
Sunbathing Calculator - How to Tan?
It is recommended to only stay in the sun on purpose when the UV index is low to moderate — meaning "up to 5". You can minimize the risk of skin ...
UV Index: The Sun Safety Scale - Premier Dermatology
At this level it is suggested to wear sunglasses, use broad spectrum sunscreen and watch out for bright surfaces like sand, water and snow which reflect UV rays ...
With a medium UV Index of 3 to 5, wearing protective clothing (shirt, T-shirt, blouse) is recommended. Sunglasses and a sun hat can also protect you from UV ...
What is the UV Index and how to calculate it - OTT HydroMet Blog
The 'harmful' UV radiation level at the Earth's surface is measured by an instrument with a spectral response that represents a 'standard' human ...
The UV index and sunburn risk | Cancer Research UK
Use the UV index to find out how strong the sun's UV rays are ... work out when you need to protect your skin and follow sun safety advice.
Explaining the UV Index, how it determines burn time, plus ...
A high UV Index is 6-7 with a burn time of 30 minutes, this is when you should limit your time outdoors in the sun. ... Make sure you use ...
The UV Index Explained - WebMD
Anything over 11 is considered extreme UV exposure. If you're outside with a UV index this high, you'll need to protect yourself. If you have to ...
[sun care] does the UV index actually indicate whether or not we can ...
That first link is not about uv index. Your second link only recommends sunscreen at a UV index less than 3 if you have sensitive skin that ...
What is the UV index and how is it calculated? | HowStuffWorks
If you have read How Sunburns and Sun Tans Work, you know that your skin is sensitive to ultraviolet (UV) radiation. The UV index is a value ...
How Much Sun is Too Much? The UV Index Explained
Listed below are the various UV Index Values and what we should do to protect ourselves at each level: A UV Index of 0-2 (Low) means there is ...
The UV Index: Know Your Risk - The Skin Cancer Foundation
The UV index is reported as a whole number between 0 and 11(+), with 0 indicating absolutely no sunlight (used only at night!) and 11 indicating ...
How to use the UV Index to protect yourself from the sun's harmful rays
"A lot of things contribute to the UV Index, but the main factors are the amount of sunshine, the solar angle, the amount of ozone in the atmosphere, elevation ...
UV Sensor Application Note: UV Index Measurement
To calculate the actual UV index value for the typical sample data above, we multiply the sun radiance figure by the Erythema curve (which gives us the Relative ...
This means you can't rely on clear skies or high temperatures to determine when you need to protect yourself from the sun. Exposure to UV radiation from the sun ...
How much sun do I need for vitamin D production? - Examine.com
When the UV index forecast in your area is 3 or higher, people with Fitzpatrick skin types 1 or 2 should keep unprotected sun exposure to less than 10 minutes; ...
Stay Sun-Savvy: Decoding the Ultraviolet (UV) Index - Derm of Philly
The strength of UV rays depends on several factors, including the sun's position in the sky, the amount of ozone in the atmosphere, and the ...