Protect Your Skin from the Sun Wear sunscreen with an SPF of 30 or higher, every day. Use sunscreen that blocks both UVA and UVB radiation. Apply to all exposed skin, including the nose, lips, ears, scalp, back of the hands, and neck. Apply 30 minutes before going in the sun, and reapply it every 2 hours and after swimming, exercising, or sweating. kp.org/sunscreen KAISER PERMANENTE. thrive Protect Your Skin from the Sun Wear sunscreen with an SPF of 30 or higher , every day . Use sunscreen that blocks both UVA and UVB radiation . Apply to all exposed skin , including the nose , lips , ears , scalp , back of the hands , and neck . Apply 30 minutes before going in the sun , and reapply it every 2 hours and after swimming , exercising , or sweating . kp.org/sunscreen KAISER PERMANENTE . thrive