What are UV Rays? UV Rays are a form of ultraviolet radiation generated by the Sun. Ultraviolet rays fall in the middle of the electromagnetic spectrum. There are different types of UV rays which all fall on the spectrum from short (high frequency) to long (low frequency) rays. UV rays are ionizing radiation and they […]
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Are there Different Types of Sunscreens? There are two main categories of sunscreens – chemical sunscreens and mineral sunscreens. Whether mineral or chemical, sunscreens are graded by SPF, or sun protection factor. The SPF of a sunscreen tells you how much longer the Sun’s UVB rays would take to burn your skin. For example, SPF30 […]