Coach Robb (coachrobb.com) illustrates some drills that you need to implement into your swim workout to avoid your hips dropping in between every stroke. Once you implement these drills, you will avoid the sinking hips syndrome and improve your efficiency in the water immediately (as illustrated by a lower stroke count with less effort).
To order the second edition of his popular swim workout manual, please send an email to robb3@earthlink.net and put in promo code YTV1A in the subject line to save 50% off the normal price of $49.00 for this manual. This manual will instruct you on how to swim with little effort, minimize your risk of injury and provide you specific workouts to help you achieve your personal training goals - from weight loss & fitness to fast swimming for open water swimming in a triathlon.