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http://www.jackedpack.com/blog/2014/08/12/why-screaming-and-heavy-bass-actually-make-you-stronger/
Why Screaming and Heavy Bass Actually Make You Stronger
You’ve always known it (or felt it)... that your heavy metal, hardcore rap and fist-pumping house tunes on your workout playlist make you stronger. Think about that perfect song you use whenever you're going for a new personal record on the deadlift or bench press. It may hold more power than you think.
It turns out there are a number of other "psych-up" of methods you can use to boost physical performance. These are backed by research and, best of all, don't cost a dime. That's right, you hold the power to improved strength in your noggin... so put down your wallet, we're not selling you supplements, we're showing you your own strength...
http://www.jackedpack.com/blog/2014/08/12/why-screaming-and-heavy-bass-actually-make-you-stronger/
Why Screaming and Heavy Bass Actually Make You Stronger
You’ve always known it (or felt it)... that your heavy metal, hardcore rap and fist-pumping house tunes on your workout playlist make you stronger. Think about that perfect song you use whenever you're going for a new personal record on the deadlift or bench press. It may hold more power than you think.
It turns out there are a number of other "psych-up" of methods you can use to boost physical performance. These are backed by research and, best of all, don't cost a dime. That's right, you hold the power to improved strength in your noggin... so put down your wallet, we're not selling you supplements, we're showing you your own strength...
