4 Habits You’re Not Doing for Younger-Looking Skin, According to a Top Dermatologist The first one is especially important in the summer. Share If you buy from a link, we may earn a commission. Learn more No matter your age or lifestyle, maintaining a proper skin care regimen is essential to keeping your skin, the body’s largest organ, healthy. Though it’s possible to undo signs of aging with Botox and laser resurfacing procedures, the most effective path to healthy skin is proper long-term care.