What really happens when you sleep in makeup?
You don't need a degree in dermatology to realize that sleeping with your makeup on is a horrible idea. It's not good for your skin or your sheets. You might think, It's late. I'm tired. What's the harm of crashing out without washing my face just this once? Well, it causes more harm than you might think. Going to be bed without washing your face is bad news and can have a cumulative harmful effect. Here's the icky stuff that happens to your skin, your lashes, and beneath the surface when you nix removing your makeup before bedtime.