If you’re a skincare enthusiast, you probably already know the importance of applying sunscreen every day, year-round. But did you know that according to the American Academy of Dermatology (AAD), most people apply only 20 to 50% of the recommended amount of sunscreen? Inadequate protection against the sun’s harsh UV rays can cause painful sunburn, premature signs of skin aging and dangerous cancers, according to the Skin Cancer Foundation. Care for your skin by applying enough sunscreen every day with a product that protects against the sun’s UVA and UVB rays. To find out how much SPF you really need to cover your face and body, we did the research and turned to board-certified dermatologist Dr. Ted Lain for the answers. Keep scrolling for his thoughts — plus, our favorite facial sunscreens.