How does regular exercise improve your muscles' ability to work?
A Regular exercise increases the muscles' need to burn energy to
get the job done.
B
C
D
Regular exercise decreases the muscles' need to burn energy
to get the job done.
Regular exercise increases the brain's need to send repeated
signals to your muscles to get the job done.
Regular exercise lessens the brain's need to send repeated sig-
nals to your muscles to get the job done.