Heart rate monitor is the beating speed of the heart to pump the blood to the body. The rate of change in heart rate may be large in one day, and it is possible to indicate the work of the heart. The heart rate may rise during exercise, and the heart rate may fall during meditation. If the reason why heart rate is rising or decreased, there may be problems.
The heart rate is 1 to 2 times a day, and it can be effectively prevented, and the risk will be used for a long time.
Most people are in the range of 50-100 times per minute in non-exercise, pressure, sick or sleep. Children before the age of 18, the heart rate is generally high and irregular. However, every person is different, your heart rate is normal. For example, the heart rate of excellent athletes may be less than 50 times per minute.
Here is a free measurement heart rate app(Heart Rate), which can be measured directly with your mobile phone. This APP measurement is relatively accurate.