40over40's profile picture. 25+ years experience as a volleyball player, coach, and trainer. Certified Strength & Conditioning Specialist, Information Marketer, Internet Entrepreneur...

Denny jackson

@40over40

25+ years experience as a volleyball player, coach, and trainer. Certified Strength & Conditioning Specialist, Information Marketer, Internet Entrepreneur...

Denny jackson reposted

Here are your top 4 #NCAAVB Plays of the Week!


personality of coaches/athletes... ESTP are the most successful teams. INTJ coach ideal for "team sports". …i-in-sports-leadership.strikingly.com


Denny jackson reposted

"The world is changed by your example, not by your opinion." - @paulocoelho. #ToolsofTita... zpr.io/PGcrf

tferriss's tweet image. "The world is changed by your example, not by your opinion." - @paulocoelho. #ToolsofTita... zpr.io/PGcrf

Troy Polamalu - "Marv, Gary, you're the only trainers I trust to get me ready..." Troy Polamalu Workout - youtu.be/8oXa8qVHDaQ


How To Get Faster Fast, The Best Shortcuts To Power, Why Conventional Speed Training Sucks & More With Nick Curson. bengreenfieldfitness.com/2016/12/nick-c…


How Many Reps Should You Do to Build Muscle? The Shocking Truth  jasonferruggia.com/how-many-reps-…


The ultimate dream for Patriots players: hearing Bill Belichick say “good job” wsj.com/articles/the-p… via @WSJ


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