Finally, there are some answers the the many questions I had about sunscreen. Specifically, what really is the difference between different levels of SPF protection and is there really a point where it doesn’t quite matter? And, how much and how often should it be applied? Confused by SPF? Take a Number gets to the bottom of the SPF wars that have large HBA companies churning out products with 80+ SPF! This article argues that all those higher SPF numbers are likely to yield is a false sense of protection. I know that back in my day it was all about baby oil and suntans. Boy, the times sure have changed.