NASHVILLE, Tenn. (WTVF) — As temperatures reach the high 90s, one medical expert is sharing how you can take care of yourself and loved ones. Dr. Brian Wilcox, the chief clinical officer at Ascension St. Thomas, said it's not just children or older people that are vulnerable. While you should check on your loved ones in those categories, don't forget yourself. "Depending on what you're doing in the heat, you could go to normal to dangerous really quickly," he explained.