Regrettably, these deaths weren’t entirely unexpected, especially given the disturbing pattern of depression and young death prevalent in the industry. In the last few decades, suicides, homicides, accidental deaths have become an eerily common sight for musicians. From Elvis Presley to Kurt Cobain, Jim Morrison to Amy Winehouse, many great musicians have lost their lives prematurely due to the destructive lifestyles they led. As a matter of fact, a study led by Diana Kenny of Sydney University showed that rock stars tended to live up to 25 years less than the rest of the general population and their suicide, homicide and accidental death rates were much higher.
You may read this article at the below link.
http://www.harunyahya.com/en/Articles/253704/Will-the-Trend-of-Rock-Star-Suicides-End-Soon
http://ahtribune.com/culture-media/1807-rock-star.html
__web_url__tr/Articles/253703/Rock-Star-intiharlari-son-bulacak-mi