Photo Credits and Copyright:
Gretchen Headshot: D. Ashton
Cover and Inside Cover: Gretchen M. Ashton
All others: Gretchen M. Ashton or as shown on photo.
DISCLAIMER: The content of this publication is intended for educational purposes and to promote physical fitness for scuba diving. It may be necessary to seek professional medical evaluation and clearance before beginning any exercise program. Further, it is well-advised to seek professional fitness instruction when engaging in new physical activity.
ScubaFit® LLC, Copyright 2016 All rights reserved.