90 minute sleep cycles x 5 a day. http://www.theguardian.com/football/blog/2015/jul/23/nick-littlehales-the-man-who-taught-cristiano-ronaldo-how-to-sleep
Fine if you're a lazy cunt pro footballer.
@Chalfie started
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90 minute sleep cycles x 5 a day.
http://www.theguardian.com/football/blog/2015/jul/23/nick-littlehales-the-man-who-taught-cristiano-ronaldo-how-to-sleep