Royston, Angela,

Why do I run? / Angela Royston. - Collingwood, Ont. : Saunders Book Company, 2011, c2010. - 24 p. : col. ill. ; 24 cm. - My body. .

Includes index.

Healthy exercise -- Stronger muscles -- Breathing -- Stamina -- Stronger bones -- Moving your joints -- Warming up -- Ball play -- Cooling down.

ISBN: 9781770920002 (pbk.)

LCCN: 2009015223

Subjects--Topical Terms:
Physical fitness.
Exercise.

LC Class. No.: GV1061 / .R69 2010

Dewey Class. No.: 613.7/172