What are the most important things to know about protecting yourself from the sun? Does the best sunscreen have the highest SPF? Are some brands of sunscreen better than others? Do I need to apply sunscreen if I wear cosmetics that contain sunscreen? Content What are the best ways to protect yourself from the sun? What does a broad-spectrum sunscreen do? What SPF do you need? What does water-resistant sunscreen do? What do I need to know about sunscreen ingredients? Should I use a spray sunscreen or a lotion? What else do I need to know about sunscreen?