So you’ve got your skin care routine down to an art — for your face. But you should pay just as much attention to your hands, neck and chest, where the signs of aging are also visible. Apply sunscreen in the morning, extend your treatments and moisturizer down to your chest, and rub excess product onto the backs of your hands. Really, sunscreen should go everywhere. “The back of the legs is the most common place for melanoma on a woman’s body, so it’s important to use care with SPF coverage here,”