your circadian rhythms .
Avoid bright light in the evening and expose yourself to sunlight in the morning. This will keep your circadian rhythms in check.
Avoid alcohol, cigarettes, and heavy meals in the evening.
Alcohol, cigarettes and caffeine can disrupt sleep. Eating big or spicy meals can cause discomfort from indigestion that can make it hard to sleep. It is good to finish eating at least 2-3 hours before bedtime.
Wind down. Your body needs time to shift into sleep mode, so spend the last hour before bed doing a calming activity such as reading.
For some people, using an electronic device such as a laptop can make it hard to fall asleep, because the particular type of light emanating from the screens of these devices is activating to the brain. If you have trouble sleeping, avoid electronics before bed or in the middle of the night.
If you can't sleep, go into another room and do something relaxing until you feel tired.
It is best to take work materials, computers and televisions out of the sleeping environment. Use your bed only for sleep and sex to strengthen the association between bed and sleep. If you associate a particular activity or item with anxiety about sleeping, omit it from your bedtime routine.
If you’re still having trouble sleeping, don’t hesitate to speak with your doctor or to find a sleep professional . You may also benefit from recording your sleep in a Sleep Diary to help you better evaluate common patterns or issues you may see with your sleep or sleeping habits.