UVA: A as in "ageing" or "allergies"
- Photoageing: A change in the orientation of elastin and collagen fibres, causing skin to slacken and lose its firmness and wrinkles to appear
- Sun intolerance, commonly referred to as sun allergies (redness, itching, summer light eruption)
- Pigmentation disorders (pregnancy mask, spots)
- Development of skin cancers.