Figure 2

Mean (±SEM) concentrations of salivary alpha amylase (U/ml) in lean and overweight/obese men from 1145 h to 1400 h (time effect p < 0.001; time*treatment interaction p = 0.195; treatment effect p = 0.898). The box labelled “lunch” represents the timing of the lunch period and the hashed box represents the timing of the break to use the bathroom.