The "I Will Survive" singer continues to grow strong and learn how to get along — now at Vivamus CrossFit in South Carolina. “CrossFit and WHOOP are a huge part of my overall mental and physical health,” Gaynor said, noting that she incorporates both when traveling or performing on stage. “Healthy eating, exercising, and a healthy mind have given me the ability to give 100% to every concert I perform at."