In case you ever questioned the efficacy of sunscreen, just look at this photo! 
 This is a photo of a 93-year-old who applied moisturizer with sunscreen to her face for 40+ years but not her neck. Just look at the difference! SPF is your #1 defense against fine lines, wrinkles, sun spots, and premature signs of aging. Most importantly, it protects your skin from harmful UV damage and reduces your risk of #skincancer . . . . . . . #neckskincare #spf #skincaretips #dermatologist #dermatologisttips #dermatologistreacts #greenscreen #sunscreen #skindoctor #sundamage #preventaging #sunscreenviral #sunprotection #Derm #dermatology