35K views · 39 reactions | What makes Roger Federer’s serve so effective and specifically what makes it so tough to read? Two of the secrets to this phenomenal serve have to do with the follow-through and in this video OTI Instructor James Ludlow explains them in detail! | Online Tennis Instruction | Facebook

“KARATE’S” Phenomenal Ab Training Secrets Part of the “Self Mastery Through Martial Arts & Fitness” Series on FightingSecrets.com by founder and Black Belt in Kyokushin, Judo and BJJ- Marco Lala Combat athlete, physique competitor, or weekend warrior… a lack of abs would usually be interpreted as a lack of discipline or capability. Discouraged at the “legendary abs” in 5 minutes a day genre of ads in all the magazines, I was looking for an edge during my competition days of bare-knuckle full con