90% of skin aging is from day-to-day sun exposure… not sunburn. Visible skin aging is UV-d

Well SupportedHigh UV exposure damages collagen, elastin, and DNA, leading to wrinkles, hyperpigmentation, and potentially cancer.

Well SupportedSun exposure can accelerate skin aging and induce mutations that may lead to skin cancer, even without causing a sunburn.

Partially SupportedThe sun can damage skin even on cloudy days and indoors through windows.

Partially SupportedSkin constitutes 15% of body weight and functions as the body's largest immune organ.

Partially Supported