Most people know that wearing sunscreenTrusted Source with a sun protection factor (SPF) over 30 can help prevent skin cancer. A 2013 studyTrusted Source in the Annals of Internal,
Medicine found that sunscreen also helped delay the signs of aging. While you probably already wear a sunscreen for the beach, wearing a moisturizing sunscreen on your face each day is a habit that will benefit your skin health long-term.