Welcome to Youth Fitness Guy
Hi and thanks for visiting. My name is David Kittner and I reside in Peterborough, Ontario, Canada. As a Youth Fitness Specialist and a Functional Strength Coach, my mission is to enhance the physical, mental, emotional, social and educational well-being of children and youth through daily physical activity, fitness, athletic development and sport performance. I work with children, youth, athletes, parents, teachers, school boards, sport coaches, sports teams and fitness trainers to create a positive and healthy physical culture in today's fast paced and ever changing world. I present internationally at Sport Coaching and Fitness Summits as well as at Physical Education Conferences. I also visit schools to conduct in-service youth fitness and athlete devleopment sessions for teachers, students and sport teams. If you ever have any questions or if I can be of service to you, please contact me.
Latest Blog Posts
Posted on December 3, 2014 in UncategorizedLeave a comment
winners are

Many thanks to everyone who attended Sunday’s Open House at Prowess Strength and Conditioning. It was great to see and meet everyone who walked through our doors. Read more

Posted on December 2, 2014 in UncategorizedLeave a comment
xs and os

If there’s one thing I learned very early on when working with youth is that there’s a lot more to coaching kids than just X’s and O’s regardless of the sport or application. I’ve always taken an holistic view when working with children and youth which is why winning to me always took a back seat to what I consider higher values: The physical, emotional, social and mental health and well-being of the kids I was working with. Read more

Posted on November 29, 2014 in UncategorizedLeave a comment
door prize

The Open House at Prowess Strength and Conditioning takes place tomorrow, Sunday, November 30th from 11 a.m. to 3:00 p.m. in Peterborough, Ontario.

As a way of saying thank you to all who attend there’ll be several door prizes given away. Below is a listing of some of the door prizes available to all who attend the Open House:  Read more

Posted on November 29, 2014 in Athletic Development, Parenting, Youth Fitness, Youth SportsLeave a comment


Prowess Strength and Conditioning has been a long time in the making. After over twenty years of working with youth in schools, parks, playgrounds and community centres it’s great to have a place to call home. Read more

Posted on November 28, 2014 in Athletic Development, Youth Fitness, Youth SportsLeave a comment

Prowess Strength and Conditioning’s new athlete training centre for youth and adults is set to open this weekend in Peterborough. Prowess is going to revolutionize training for youth and adults in Peterborough and the Kawarthas .

We have Athlete Development and Sports Performance Programs for boys and girls, from age twelve and up including high school and collegiate level athletes and Adult Functional Training Programs  for men and women who may or may not participate in sports but want to move, look and feel better in everyday life.  Read more

$1,000 DONATED TO MISSISSAUGA YOUTH GAMES I would like to thank each and everyone of you who voted for me in the Everest Academy S.E.L.F. Awards. Because of your kindness I was able to present a cheque for $1,000 to the Mississauga Youth Games. Pictured here are members of the MY Games Board of Directors and Mississauga Mayor Hazel McCallion. Your kindness will make a difference in the lives of children.
2012 EVEREST ACADEMY S.E.L.F. FITNESS AWARD Everyone who supported me has played a huge role in helping to change lives. The Mississauga Youth Games (an amazing charity that provides opportunities for under-served kids to experience the joy of play and sport) will receive $1000 as a result of this win. From the depths of my heart and soul, I sincerely THANK YOU!