 [ Symptoms ] why do not they come up with something to put on your body or dust on the sheets that will kill bedbugs and their eggs [ Disease ] hi your blood pressure rises with each heartbeat and falls when your heart relaxes between beats while bp can change from minute to minute with changes in posture exercise stress or sleep it should normally be less than 12080 mm hg less than 120 systolic and less than 80 diastolic for an adult age 20 or over good luck