Health knowledge made personal

Jack J.

SAN FRANCISCO, California
Hey I'm Jack. Have two daughters who are the love of my life!
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Feb 02 2008 by Kristen D.
Welcome to the Endurance Training community! I'm the moderator for the community, and I'm so glad you've joined us! Please feel welcome to share your knowledge and experience with the group, and don’t hesitate to ask questions and seek advice from other members.