Karl Knopf

Books
Stretching for 50+ Stretching for 50+
Stretching for 50+
2017
Healthy Shoulder Handbook Healthy Shoulder Handbook
Healthy Shoulder Handbook
2010
Injury Rehab with Resistance Bands Injury Rehab with Resistance Bands
Injury Rehab with Resistance Bands
2015
Resistance Band Workbook Resistance Band Workbook
Resistance Band Workbook
2013
Kettlebells for 50+ Kettlebells for 50+
Kettlebells for 50+
2012
Heal Your Frozen Shoulder Heal Your Frozen Shoulder
Heal Your Frozen Shoulder
2017