Washington, Feb. 4 -- Actor and 'Dancing with the Stars 21' winner Bindi Irwin shared a health update after over 10 years of serious illness.

She talked about being "really, really sick" before she was diagnosed with endometriosis, reported People.

She recalled dealing with hidden health issues for over a decade on the recent episode of the A Life of Greatness podcast with host Sarah Grynberg.

"The only people that knew that I was incredibly unwell ... my husband, my mom and my brother, and behind closed doors I was struggling to do anything and everything," said Bindi, while giving reference to her mom Terri Irwin, 60, her brother Robert Irwin, 21, and her husband Chandler Powell, 28, with whom she shares their daughter Grace, 3, per ...