3. Sleep in total darkness or close to total darkness as possible.

Even with the smallest bit of light can upset the body’s clock and the capability of the pineal gland’s production of melatonin. Even the glow of your clock can interfere with your sleep, so it’s ideal to cover your clock radio. Make sure to move all electrical devices from your bed at least three feet away. And it’s advisable to cover the windows with blackout shades or drapes.