•Types of UV Rays: Sunscreen protects against two types of UV rays: UVA and UVB. UVA rays cause premature aging, while UVB rays cause sunburn.
•Sun Protection Factor (SPF): SPF measures how well a sunscreen protects your skin from UVB rays. A higher SPF provides longer-lasting protection.
•Broad Spectrum Protection: Look for sunscreens that offer "broad spectrum" protection, meaning they protect against both UVA and UVB rays.
•Water Resistance: If you're swimming or sweating, choose a sunscreen that is water-resistant.
•Application: Apply sunscreen liberally and evenly to all exposed skin 20 minutes before going outside.Reapply every 2 hours, or more often if swimming or sweating.