Mayo Clinic Minute: Shining a light on SPF in sunscreen

You're heading to the pool or beach, and you stop to pick up some sunscreen. But knowing what is the best sun protection factor (SPF) for you is tough when you have no idea what SPF actually means. Dr. Dawn Davis, a Mayo Clinic dermatologist, says there's a specific formula for calculating SPF. Understanding this [...]
Source: News from Mayo Clinic - Category: Databases & Libraries Source Type: news