 All groups will receive a cognitiveaffect assessment twice, with a 3-week interval between assessments. Blood and salivary samples will be taken on the two test days to measure ovarian sex steroid hormone levels and stress hormone levels. Salivary samples will also be taken on a third day in between the two test days. Heart Period Variability HPV, a measure of cardiac functioning, will be measured using electrocardiogram ECG. 