That potentially? absolutely. spf 50 and sp f100 spf 100 is s. we ask patients to use spf 30 and if you are outdoors use an spf 50. interesting changes and good information for consumers dealing with this. thank you very much, doctor. thank you. up next, hugh hefner s bride to be, and well, she is reportedly walked out on heff. what happened? courtney hazlett has the scoop. a there is a lot going on here today and we thought there something that you should know, a 26-year-old single mother from indiana is selling a handwritten letter from president obama as a way to avoid being evicted. she said she lost her job as a result of complications of the birth of her third child, and she is selling it for $11,000.
Being sold. how much of a difference in protection does that make? or in n some cases are you lulled into false sense of security with it? well, this was a a big target for the environmental working group as well. i guess the best way to sort of characterize it is to say that there are diminishing returns as you get higher and higher in numbers. there s big concern they say look, you know, people use the higher number thinking that they need to use less, that s just not the way it works. spf, sun protection factor, it means if you put on sun protection factor of eight, it will take eight times as much solar energy to cause a burn as if you had no sun protection at all. if you take a look at the numbers overall, i think they give you a little bit of context of just how much extra protection you are getting there. if you look at the lowest levels, you know, spf 15 there, about 93% of rays. spf 30, 97%. spf 50, 98%. also uvb rays, that s what s