No wonder why I have trouble sleeping at night!
Research shows that using a computer before bedtime disrupts sleep because the artificial light from the screen suppresses melatonin, which regulates our sleep cycle. See these links:
http://well.blogs.nytimes.com/2012/09/1 ... leep/?_r=0
http://www.huffingtonpost.com/2012/06/2 ... 06876.html
http://www.dailymail.co.uk/sciencetech/ ... tists.html
http://www.webmd.com/sleep-disorders/ne ... lose-sleep
http://www.berkeleywellness.com/healthy ... n-computer
http://www.medicalnewstoday.com/articles/249592.php