 [ Symptoms ] blood pressure is 15<negative_smiley>81 with nausea after shoveling some light snow i am 62 female with slightly high bp concerns  i do have slightly high bp normally and take blood pressure pills also have chronic nausea [ Disease ] one transient reading of a higher systolic top number pressure after shoveling some snow is not alarming but you should be taking your home blood pressure readings at least twice a day at random times if your pressures remain higher than 140 on a regular basis your medical provider may consider a change in your blood pressure medications your chronic nausea is not likely related and should be addressed as a separate medical issue by your medical provider