Source: What causes insomnia? - Barking up the wrong tree
Are you trying hard enough to get to sleep at night? That's your problem.
What happens when you stay awake for 11 days straight?
Are sleep and dreams the key to learning? - Barking up the wrong tree
Were we meant to sleep in two chunks? - Barking up the wrong tree
I experimented on myself. Here are 4 things that did help me sleep.