Sun damage is the leading cause of premature aging, sunspots on the hands, and dry, brittle hair that has lost its color vibrancy.

Apply a broad-spectrum SPF 30+ to your face and neck every morning. Critically, extend that sunscreen down to the backs of your hands to protect the skin and nail beds from UV aging. For your hair, mist a UV-protectant leave-in spray before spending extended time outdoors, or wear a stylish wide-brimmed hat to shield your scalp and strands.

9. Keratin-Infused Strengthening Treatments

How to Make