Studies have attributed similar effects on the brain when listening to music, particularly when studying. Classical music, with an average 50-70 beats per minute was optimal for learning. Interestingly, it also provided health benefits such as lower blood pressure, lower muscle tension, and a slower pulse rate. In every one of several human and animal studies done of having subjects listen to Mozart versus Hard Rock , the effects of classical music were in comparison to the control group consistently of a calming, soothing nature, while the Hard Rock group invariably lead to an aggressive, or even violent behavior... Full Text