Emphasis is also placed on understanding how the systems of the body work and how exercise and healthy habits can maintain good health.
(Emphasis; is placed; on understanding how the systems of the body work and how exercise and healthy habits can maintain good health) (exercise and healthy habits; can maintain; good health)
Emphasis exercise and healthy habits
is placed can maintain
on understanding how the systems of the body work and how exercise and healthy habits can maintain good health
good health