If you want to know why sleep is so important, start with this video.
Go to bed at the same time each night and wake up at the same time each morning, even on weekends.
Create a bedtime ritual which involves relaxing activities and avoiding bright screens. Listening to relaxing music or reading a book are two helpful rituals.
Avoid drinking coffee 6 hours before bed.
Ensure you create the right environment for sleep. Your room should be quite and cool in temperature.
Daily exercise is important - however avoid exercise at least 3 hours before bedtime.
Switch off your phone and remove it from your room to avoid unnecessary stimulation.
If after 20 minutes you can't get to sleep, try getting out of bed and reading until you feel another wave of tiredness.
Restorative yoga and mindfulness practices can help relax your body and mind before bed.