India, July 2 -- Country music singer Jillian Cardarelli has shared a health update after beginning treatment for breast cancer. The 33-year-old singer took to Instagram to post photos from her hospital bed and thanked her medical team and supporters as she continues her treatment journey.

"The first big step is behind me. Now it's time to heal while we wait for the next step in my treatment plan. Thank you to the incredible team at Dana-Farber for your kindness, compassion, and support throughout such a challenging and stressful process. I'm truly so grateful to be in your care," she wrote.

"Thank you to everyone who has prayed for me, checked in, and lifted me up. One day at a time. As always . #CheckYourGirls," she added.

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