Get as much full body sun in the day where you can

Reduce ALL lighting at night

Don't eat at least 3/4 hour before bed

Keep yourself cool at night

Reduce your nervous system activity - limit the amount of caffeinated drinks you consume throughout the day and also limit strenuous physical activity close to bedtime

Stop working an hour before bed and let your central nervous system relax

Make sure you are getting a balanced diet during the day

Try some meditation

Get into a good routine of waking up and going to bed at the same time everyday

Use a good and comfortable mattress

Make sure you are in complete darkness when you go to bed so that your body can produce as much of the hormone 'Melatonin' as possible

Supplementing with Magnesium before bedtime has been shown in studies to improve sleep quality

Supplementing with 'L-theanine' before bedtime improves your body's ability to produce a hormone called 'GABA' - This hormone is responsible for relaxing and calming the central nervous system

Using Aromatherapy to help you sleep can be quite effective - one essential oil that has been shown to be very effective at relaxing the body is 'Lavender'

If you are able to grab a massage just before bed this can be very helpful

Have a hot bath before bedtime

The herb 'Passion flower' has been shown to be effective and soothing your nervous system via the GABA pathway

Camomile tea has been shown in studies to be effective at inducing feelings of calm before bed - this is mainly due to it also increasing levels of GABA within your body

Be outside as much as possible in the day in order to obtain enough bright light