This study is being done to better understand how time restricted eating (eating all food in an 8 hour window) can help a person receiving chemotherapy treatment for breast cancer, stages I-IV. The aim is to find out if time restricted is feasible and acceptable to individuals starting chemotherapy for breast cancer. We will test 3 different eating window options compared to a control group for 24 weeks.
Age 25-99 at time of consent
English language or Spanish language (based on availability of lab interpreters)
ECOG 0 or 1
Breast cancer to meet histologically confirmed Stage I-III or Stage IV with Medical Oncology approval.
Women with type 1 or insulin dependent type 2 diabetes
Women with BMI > 45kg/m2 and < 18.5 kg/m2
Women who are pregnant or nursing. A negative serum or urine pregnancy test is required per institutional practice guidelines.
Shift workers