“It was in combination with... the scrutiny and the demands placed on referees at the very top level. And that doesn't necessarily mean that you're struggling to cope with those demands, but it comes to a point where it feels that your body and your mind needs to take a break from those kind of pressures.

“When your body gets that natural light, whether you go outside or put your desk by the window, that's helping your body get more in tune with that rhythm where you're awake

“heat exposure increases wakefulness and decreases time spent in deep sleep and REM sleep

“We want to be fueling our body all throughout the day so that our body is expecting to sleep in the evening

“Once they were resting better and those stress hormones were reduced, and the body was getting the rest it needed, we were seeing better balanced blood sugar throughout the day

“some of the time,

“It could just be your biology working against you, and many times it's as simple as improving your sleep

“Life is hard