This Sunday morning many woke up to the shocking news 

As per TMZ, Matthew's assistant found him unresponsive Saturday morning at his home, just a couple hours after he'd completed a 2-hour match of pickleball. "Our sources say he was found in a hot tub, and there were no drugs found at the scene," the media reported. 

He was addicted to alcohol and opioids​

In his memoir, Matthew wrote about his addiction and how it made his life tumultuous. 

His addiction started after a jet-ski accident

Matthew wrote his addiction to drugs started in 1997 following a jet-ski accident; this was three years after FRIENDS had premiered.