By James Brinsford Amy Dowden has updated her fans on Instagram as she continues her battle with breast cancer and has revealed that she is starting to grow her hair again, after losing it during chemotherapy. The 33-year-old Strictly Come Dancing professional underwent a mastectomy after being told that she had breast cancer in May 2023 and then was told by doctors that she had a secondary cancer, which she has been battling since. After a few down days over the past year, the dancer told her followers in the video clip that she was “happy” that her hair was returning. Amy was full of smiles …