39
i 1 iii. Liii} AND TH1GH.
F.FKECTS <)l" A(TIVM LEG WORK ON THE HEART.
li the heart is weak iniisaciion bul othcrwise normal, ihe active movements of ihe leg mentioned on pagc 36 will be beneficial.
The quit k dcstruction of so much tissue, as in run-ning. calls for immediate repair, hence the heart and luugs are called upon for greater etfort.
FłGCKK fi.
Raise heel back and up.
Action: Muscles on the back of the thigh.
Non..—W hen raking the rnnning cxercisc. keep weil on the bal of the fctt and laml as lighth as posśibk.
In every drill kerp the chest weII archotl.