21.   This exercise can be done lying flat on the floor, but using a bench stretches the lower abdomen more.

22.   To tone the chin and neck area, stretch you chin up as you do the exercise.

23.   Try to do these exercises at least three days a week.

24.   We do breathing exercises in my yoga class.

25.   You can do exercises to strengthen your stomach muscles.

26.   It would be a good idea if you could do this exercise twice or three times on separate days.

27.   There is no right or wrong way to do these exercises.

28.   This exercise is done in one smooth motion.

29.   He is already walking normally and doing remedial exercises.

30.   She did mental exercises meant to improve her recall.