Waste pollutes clean water, making it undrinkable. Even today in some African cities, there are inadequate water supplies because most of the water is lost in pipe leakages, according to the UN. Today, outdoor air pollution contributes to about two million deaths a year and a host of chronic health problems.
The normal, healthy heart has its own pacemaker that regulates the rate that the heart beats. However, some hearts don't beat regularly. A pacemaker can sometimes correct the problem. A pacemaker is a small device that sends electrical impulses to the heart muscle to maintain a suitable heart rate and rhythm. A pacemaker may also be used to treat fainting spells (syncope), congestive heart failure, and hypertrophic cardiomyopathy.
â¢ Tell your other doctors and your dentist that you have. a pacemaker. Certain types of medical equipment may. affect how a pacemaker works. â¢ Tell airport security that you have a pacemaker. A pacemaker is a small device that helps your. heart beat more regularly. It does this with a. small electric stimulation that helps control your. heartbeat. Your doctor puts the pacemaker under. the skin on your chest, just under your collarbone. Itâs hooked up to your heart with tiny wires.