Table 2.

Weekly exercise data.

Measure		Participant 1: Johnny	Participant 2: Sapphire
Moderate-intensity exercise (minutes), n/N (%)
	Week 1	191/364 (52.5)	268/304 (88.2)
	Week 2	312/312 (100)	133/212 (62.7)
	Week 3	60/147 (40.8)	144/216 (66.7)
	Week 4	173/299 (57.9)	314/314 (100)
Number of days exercised		24	15
Heart rate per day of exercise (beats per minute), mean (SD)		127 (17)	127 (15)
Caloric expenditure per day of exercise (kcal), mean (SD)		496 (215)	441 (145)
Total number of exercise sessions		29	29
Total number of moderate-intensity exercise sessions		21	25