By A Mystery Man Writer
The fitness star, 35, was diagnosed in August after finding a lump in her breast and has since undergone one surgery and 12 weeks of chemotherapy.
Leanne Hainsby Returns to Peloton After Revealing Cancer Diagnosis
Peloton instructor Leanne Hainsby, 35, hosts 'first class' since revealing breast cancer battle
Peloton instructor Leanne Hainsby, 35, hosts 'first class' since revealing breast cancer battle
Peloton instructor Leanne Hainsby, 35, hosts 'first class' since revealing breast cancer battle
Peleton instructor Leanne Hainsby announces she has breast cancer
Peloton instructor Leanne Hainsby, 35, hosts 'first class' since revealing breast cancer battle
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Peloton's Leanne Hainsby: My Journey to Breast Cancer Diagnosis
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