But have we changed our habits in response? As those of you reading this on your phone while lying in bed already know, we definitely haven’t. Now a new study is proving it.

1 in 5 Teens Still Lose Sleep Over Their Phones

New research published last week in the Journal of Youth Studies cites a poll of 900 teenagers between the ages of 12 and 15. The results?

And That’s Probably Not Going to Stop

Plenty of studies have come out on the negative effects of a glowing screen on a person’s sleep. Kids who use smartphones at bedtime are twice as likely to experience sleep disruptions, for example. Almost half of all Americans fail to get enough sleep. The reality is that the facts don’t matter: It’s a cultural problem. Until you sit down and take a hard look at whether reading a half hour of Twitter jokes or Facebook rants before bed is really what you want to do with your life, no number of articles on the effects of tech on sleep will help you out.