Country singer Thomas Rhett's sister-in-law Macy Page has been diagnosed with stage III breast cancer. "2026 got off to a rockyyyy start, and I want to start by saying God is so GOOD," Page, 33, wrote via Instagram on Thursday, February 5. "He is gracious. He is kind. He is gentle. He is FAITHFUL. He is loving. He is healer. We found out in January that I have stage 3 breast cancer, and I start chemo on Tuesday." Macy, who is married to Tyler Page, is the sister of Lauren Akins. (Akins, 36, has been married to Rhett, 35, since 2012.