Are you holding onto the hand rail? Doing so can tighten up all your arm and neck muscles.
Also, your lower body, including your abs will get a better challenge if you do not hold on.
[font color=purple][font size +1]Judy "Likes2bfit"
***The best preparation for tomorrow is to do today's work superbly well.
William Osler
***Eat Food. Not too Much. Mostly plants. Michael Pollan[/font]