The very important thing to know about *when* you should apply SPF
What step should sunscreen be in your morning skin-care regimen? According to derms, putting it on last isn’t always your best bet. But according to derms, wemayhave been living an SPF lie. And that also means that they should be applied at two totally different points in your routine. What to know more? Heres what to know Whats the difference between chemical and mineral SPFs? board-certified dermatologist and clinical instructor of dermatology atWeill Medical College of Cornell University...