Smoking and sleep
Sleep debt
Sleep debt is the cumulative effect of not getting enough sleep. Two kinds of sleep debt have been proposed: 1) partial sleep deprivation; or 2) total sleep deprivation. Partial sleep……
Are you exercising hard enough?
A word of caution.If you have been inactive for a while, you may want to start with less strenuous activities such as walking or swimming at a comfortable pace. Beginning……
What are the signs and symptoms of fatigue?
Some of the key signs to look out for are listed below. Drowsiness is an impaired awareness associated with a desire to sleep and signs include:errors in familiar tasksrepeated yawningdifficulty……
When should I sleep?
Our levels of alertness and attention are influenced by our circadian rhythms, as shown in the figure below. Circadian rhythms allow us to feel more alert during the day and……
Getting enough exercise
We’ve talked about all the benefits of physical activity, but how do we know your fitness is causing you to lack energy and feel fatigued? Ask yourself these questions: Do……
What factors increase the risk of a fatigue-related incident?
The following factors have been found to increase the risk of fatigue-related incidents (e.g. lane crossings) and accidents By planning your journey more carefully, you are more likely to stay……
Is it possible to have too much sleep each night?
It is still largely unknown how many exact hours of sleep per day are needed in adults, according to their age, their environmental and socio-cultural characteristics. It is generally cited……
The impacts on circadian rhythm and melatonin production in visually impaired people
Light is captured through photoreceptors in the eyes which transmit this to the suprachiasmatic nucleus (SCN), or internal body clock, via a dedicated neural pathway. Each day the light-dark cycle……
Sleep & physical activity
Do I exercise or just have a sleep? It is not uncommon for people experiencing fatigue to put this down to lack of sleep, when in actual fact there are……
Assessing your Fatigue
Your personal safety, and the safety of those around you, is dependent on three factors when it comes to fatigue: recognition that you are feeling fatigued;understanding the potential consequences of……