您所叙述的症状应该与突发性的血压和心率的变化有关。。。
NatureSpirit Advanced Digital Blood Pressure + Heart Rate Monitor
$30 online
Now you can check your blood pressure and heart rate on the go or in the privacy of your home using the NatureSpirit Advanced Digital Blood Pressure, Heart Rate Monitor with Irregular Heartbeat Detection. The NatureSpirit advanced digital up-arm blood pressure monitor features easy to use one-touch operating buttons. It accurately takes systolic and diastolic pressures and heartbeat readings and displays them on an LCD screen. The auto power off option after three minutes saves the battery when the monitor is not in use. The blood pressure level indicator displays the range the measurement falls into (normal, mild risk, and high risk)… more »