An exercise stress test usually involves walking on a treadmill or riding a stationary bike while your heart rhythm, blood pressure and breathing are monitored.Your doctor may recommend an exercise stress test if he or she suspects you have coronary artery disease or an irregular heart rhythm (arrhythmia). stress test, also called an exercise stress test, gathers information about how your heart works during physical activity. Because exercise makes your heart pump harder and faster than usual, an exercise stress test can reveal problems within your heart that might not be noticeable otherwise.
If someone in your family does get the flu, take these steps to prevent the flu from spreading: Keep the sick person at home. Limit close contact between the sick person and other family members as much as you can while theyâre contagious. In general, this is up to a week after they show symptoms. Change sleeping arrangements, if possible.
People of all ages can get the flu. Although most people are ill with the flu for only a few days, some have a much more serious illness and may need to be hospitalized. Influenza can also lead to pneumonia and death. Influenza viruses continually change (mutate). Because the virus changes, people can get the flu no matter what their age. The process works like this: A person infected with an influenza virus develops antibodies against that virus. The virus changes. The older antibodies no longer recognize the newer virus. The person becomes infected again.