Answer:
Unhealthy lifestyle
Explanation:
Having an unhealthy lifestyle is the number one cause of heart disease.
I was looking thru my old bio notes and I believe it’s caused by emphysema since it says that it’s caused by an irritant (like smoke)
Answer:
The definition of humanity is the entire human race or the characteristics that belong uniquely to human beings, such as kindness, mercy and sympathy.
Explanation:
Hope this helps you buddy. Have a nice day^_^