ISBN-13: 9781490333472 / Angielski / Miękka / 2013 / 52 str.
ISBN-13: 9781490333472 / Angielski / Miękka / 2013 / 52 str.
Many people quit sports, when growing old. Remaining active in old age is essential for one's health. Regular physical activity has many positive sides and there is a way of keeping it after retirement.