It could be that your house is too cold, or there is something in the air that makes you sick.
Hope that helps :)
Answer:
Your A
answer is: C. <em>To </em><em>maintain</em><em> </em><em>normal </em><em>heart </em><em>rhythm</em>
Explanation:
A pacemaker signals the heart to beat when the heartbeat is too slow or irregular. A pulse generator is a small metal case that contains electronic circuitry with a small computer and a battery that regulate the impulses sent to the heart.
Yes, to answer your question, this is health. Do something you love. Do something your passionate about. Sadness comes from a lot of things including; hormones, depression, anxiety. Hope this helps you out!