Summer sun

DSC0586380% of the damage done to your skin takes place by the time you are 20. Skin damage is NOT reversible. It is NOT safe to sunbathe after 4 pm. Waterproof sunscreen does NOT last. After swimming and towelling off, reapply. It is a known fact that we never use enough sunscreen, so use liberally. To cool down sunburn, find an after sun lotion containing aloe vera.