The back should be kept straight and the balance preserved as the body goes up and down.

This will be a little difficult at first, but will soon become natural.
HEALTH MAXIMS Worry makes cowards.
Happiness comes from health, not from money.
Co-operation with others is the life of the squad.
Drill is a mental as well as a physical discipline.
Work will take your mind off most of your ills.
Obesity comes from overloading the stomach and underworking the body.
Nine-tenths of the "blues" come from a bad liver and lack of outdoor exercise.
Wearing the same weight underclothing the year around will save you a lot of colds.
Your nose, not your mouth, was given you to breathe through.
Short shoes and shoes that don't fit cost a lot in the long run.
Blood pressure does not come to the men who walk a lot out of doors; instead it looks for those who sit and eat a lot indoors.
Two men in an eight-oared shell may be able to go faster than the other six, but they never win the race that way..