Manly Exercises is a 19th-century physical training manual by Donald Walker that promotes strength, agility, and general bodily health through structured physical activity. Written during a time when organized physical education was still developing, the book offers guidance on exercises such as wrestling, jumping, balancing, and other forms of vigorous movement.

It reflects early ideas about fitness, discipline, and physical culture — presenting exercise not just as recreation but as a way to build character and vitality.

The book provides a fascinating window into how physical training was understood in the 1800s. It shows how exercise was linked to ideas about health, masculinity, and moral strength.