On average, how many years earlier do smokers die than non smokers?
select one:
a. 5
b. 15
c. 10
d. 20
e. none

Arm circles are often effective dynamic stretches for swimmers because they

The goal of the flu vaccine is to prevent you from becoming infected with influenza. select the best answer from the choices provided. t f

Which behavior of an expectant mother is unhealthy