The eyelids are the thinnest skin on the body and the single most commonly missed spot when people apply sunscreen. Here is why the eye area is skipped, whether SPF is safe to use there, how to apply it without stinging, and what sunglasses do that sunscreen cannot.

Resurfacing treatments leave skin unusually vulnerable to UV, and sun exposure too early is the fastest way to undo the result. Here is how long the risk window lasts for peels, lasers and microneedling, when it is safe to start applying SPF again, and what kind of formula to use.

Most modern sunscreens already hydrate, which makes a separate moisturiser optional for some skin types and essential for others. Here is how to tell which you are, the right order to layer them, and why skipping the wrong step quietly costs you SPF.

Those little lamps at the nail salon emit UVA — the same wavelength that ages skin. Here's what the research actually says, and the 30-second habit dermatologists recommend before every gel manicure.

UV light breaks down tattoo pigment — and faded ink almost never comes back. Here's how sunscreen actually protects a tattoo, which SPF to use, and why you must never put sunscreen on fresh ink.