Two of the hormones that affect our patterns of waking up and sleeping are adenosine and melatonin.
Adenosine builds up in our body throughout the day making us feel tired. While we’re sleeping, it breaks down, so in the morning we wake up refreshed.
Melatonin also helps our body to sleep. The amount of melatonin produced is affected by light. As natural light dims in the evening, our bodies make melatonin, which helps us fall asleep. The smallest amount of light can slow down how much melatonin the body makes. This light could be from artificial light, TVs, alarm clocks, computers and tablets, or street lights.
In the winter, it can be easier to fall asleep and stay asleep because of the shorter days and less exposure to natural light. In the summer, the opposite can occur. It can be harder to falls asleep and stay asleep with the longer days.
Other things that affect our sleep:
During the day:
In the evening:
To learn more about your risk of falling complete the
“Is there a chance you might fall?” checklist.
Current as of: June 30, 2019
Author: Fall Risk Management Program
This material is not a substitute for the advice of a qualified health professional. This material is intended for general information only and is provided on an "as is", "where is" basis. Although reasonable efforts were made to confirm the accuracy of the information, Alberta Health Services does not make any representation or warranty, express, implied or statutory, as to the accuracy, reliability, completeness, applicability or fitness for a particular purpose of such information. Alberta Health Services expressly disclaims all liability for the use of these materials, and for any claims, actions, demands or suits arising from such use.