Answer:
In heart valve disease, one or more of the valves in your heart doesn't work properly. Your heart has four valves that keep blood flowing in the correct direction. In some cases, one or more of the valves don't open or close properly. This can cause the blood flow through your heart to your body to be disrupted.
The answer is A; all of the above
Answer:
yes you can by smoking or doing durgs and being by somebody smoking you can still get cancer
Explanation:
