Can You Safely Use Retinol in the Summer?
It’s also important to note that the sun isn’t the only thing that can stress out your skin during summertime retinol use. The warmer temperatures can worsen the side effects. “High temperatures can dilate blood vessels and contribute to inflammation,” says Dendy Engelman, MD, a board-certified dermatologist in New York City. That, in turn, may worsen redness and...













