Tagged ‘UVB’
The Basics Of Sunscreen Protection
It is the ultraviolet B component of sunlight that is the most harmful, particularly in the causation of sunburn and skin cancer. Usually UVB is principally found in the midday summer sun, and hence protection from the sun is advised between the hours of 10 a.m. and 2 p.m., or 11 a.m. and 3 p.m. with daylight saving. You should observe a 'solar curfew' at this time, if possible. Maximal amounts... More »
Avoid Skin Photo-Aging with Sunscreen Protection
Sunscreens may be comprised of chemical blocking agents which absorb UV light or physical blocking agents such as titanium dioxide or a combination of both. The base may be alcohol, a water or oil-based lotion, an ointment or a cream. The sun protection factor, SPF, is the ratio of the dose of UV needed to produce burning with the sunscreen on the skin to the UV dose needed to produce the sa... More »
