Description
Inclusion Criteria:
- * African American pregnant woman.
- * Women between 16 and 22 GWs.
- * Overweight or obese - pregravid Body Mass Index \>25.0 kg/m2.
- * Singleton gestation.
- * Established prenatal care at The University of Illinois Hospital \& Health Sciences.
- * System Obstetric (UIHHSS' OB) clinics. Able to understand, speak and write in English.
Exclusion Criteria:
- * Multiple gestations.
- * Night-shift work.
- * Diagnosed sleep disorders.
- * Known fetal chromosomal or anatomical abnormalities.
- * Diagnosed mood disorders.
- * Gestational diabetes in early pregnancy.
- * Glycated Hemoglobin (HbA1c) ≥ 6.5%.
- * Hypoglycemic medications.
- * Stimulant medication or taking a sleeping aid.
- * Active drug abuse/excessive alcohol intake.
Ages Eligible for Study:
18 Years to 40 Years (ADULT)
Sexes Eligible for Study: FEMALE
Accepts Healthy Volunteers:
No