higher numbers really don't necessarily make a difference. they may give you a false sense of security or protection. also, make sure it covers a broad spectrum. that means it protects against uvb and uva radiation. you can find it on the label. of course dermatologists say the best defense, limit the time you spend in direct sunlight. makes sense. you can read more about it at cnn.com/health. coming up, the top golfer whose pro career almost ended before it ever began. her name is say tacy lewis. she came back. i have low testosterone. there, i said it. see, i knew testosterone could affect sex drive, but not energy or even my mood. that's when i talked with my doctor. he gave me some blood tests... showed it was low t. that's it. it was a number. [ male announcer ] today, men with low t have androgel 1.62% testosterone gel. the #1 prescribed topical testosterone replacement therapy increases testosterone when used daily.