![One You Westminster on Twitter: "Do you know what your numbers mean? Your systolic pressure (the top number) is when your heart pushes blood out and your diastolic pressure (the bottom number) One You Westminster on Twitter: "Do you know what your numbers mean? Your systolic pressure (the top number) is when your heart pushes blood out and your diastolic pressure (the bottom number)](https://pbs.twimg.com/media/E-wJ_4AXIAIr6yx.png)
One You Westminster on Twitter: "Do you know what your numbers mean? Your systolic pressure (the top number) is when your heart pushes blood out and your diastolic pressure (the bottom number)
![Simple blood pressure chart showing systolic (top) and diastolic (bottom) reading - Blood Pressure Monitoring Simple blood pressure chart showing systolic (top) and diastolic (bottom) reading - Blood Pressure Monitoring](https://blood-pressure-monitoring.org/wp-content/uploads/2016/09/simple-blood-pressure-chart-300x217.png)
Simple blood pressure chart showing systolic (top) and diastolic (bottom) reading - Blood Pressure Monitoring
![Mean sitting diastolic blood pressure (MSDBP, top) and mean sitting... | Download Scientific Diagram Mean sitting diastolic blood pressure (MSDBP, top) and mean sitting... | Download Scientific Diagram](https://www.researchgate.net/publication/13526043/figure/fig1/AS:349376682708997@1460309300584/Mean-sitting-diastolic-blood-pressure-MSDBP-top-and-mean-sitting-systolic-blood.png)