Final answer:
Blood pressure does indeed increase during exercise due to higher systolic pressure, which ensures an adequate supply of oxygen and nutrients to active muscles. Systolic values can rise significantly above the typical 120 mm Hg at rest, while diastolic pressure remains more stable.
Step-by-step explanation:
Yes, blood pressure is different when exercising compared to at rest. The systolic pressure, which is the higher number in a blood pressure reading, increases significantly during exercise to accommodate increased blood flow demanded by active muscles. During exercise, the heart pumps harder and faster, increasing the pressure of blood against artery walls. It's common to see systolic values increase from about 120 mm Hg to 185 mm Hg or higher, depending on the intensity of the exercise and the individual's fitness level.
After exercise, systolic pressure should return to normal as the body cools down and the heart rate slows. The other component of the blood pressure reading, the diastolic pressure, tends to remain relatively stable or may decrease slightly during intense exercise because of widened blood vessels allowing easier blood flow.
It's important for blood pressure to increase during physical activity to ensure sufficient oxygen and nutrient delivery to the working muscles. However, chronically high blood pressure even at rest can pose health risks, such as increased chances for stroke and heart attack. Therefore, monitoring blood pressure with a simple blood pressure cuff can provide valuable information about one's cardiovascular health.