As in humans and rats, blood pressure in mice also falls during dieting, even in mice that have normal blood pressure before the dieting. See the data above. Note that when these rats were placed on a diet, they had normal salt intake.
Data were obtained during the night, their active period.
Normal
Mouse
Average systolic pressure =
125 mmHg
Average diastolic pressure =
90 mmHg
Average mean pressure =
111 mmHg
Heart rate = 580 beats per minute
Diet Mouse
Average systolic pressure =
90 mmHg
Average diastolic pressure =
65 mmHg
Average mean pressure =
78 mmHg
Heart rate = 300 beats per minute