If your heart is not strong enough or efficient enough, it is difficult to
a lift weights
b breathe
c stretch
d perspire

For years, tobacco products have included a message from the surgeon general warning the negative effects of tobacco use. at this time, a push is being made for the fda to begin to regulate e-cigarettes in order to mandate warning labels and age restrictions. write a paragraph that identifies 2 health problems that have been linked to nicotine and/or tobacco use. you should include statistics demonstrating the incidence of problems among smokers and provide a resource citing where you found the information provided. (remember from unit 1 what makes a resource reliable.) due in 2

In which book word demography is used for first time

How can people get cancer? what types of cancer are there? plz i’ll mark u brainliest