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 deprivation occurs when a person gets inadequate sleep for many days or weeks. Total sleep deprivation occurs when a person is kept awake for days…

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Energy requirements & fatigue

Eating too much food will provide more energy than we need for metabolic and activity needs, leaving the extra energy stores as body fat (weight). The greater your body weight, the more chance you are of experiencing fatigue. The graph below shows that, as body weight increases above 86kg for an average height man, and……

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 deprivation occurs when a person gets inadequate sleep for many days or weeks. Total sleep deprivation occurs when a person is kept awake for days……

Depression and the impact on fatigue

While we all experience low mood from time to time, it is important to understand that this is not depression. Depression is more than just a low mood. Depression is a very serious illness where low mood continues for long periods of time for no particular reason (See Figure below). To be diagnosed with clinical……

What can you do to manage fatigue?

Taking action against fatigue happens in two forms: 1) the action you take when you experience fatigue; and 2) the action you take to prevent fatigue and therefore become more fatigue resistant. Figure 1 below summarises the causes of fatigue and identifies the areas that need to be focused on to build fatigue resistance. Although……

How hard do I need to exercise to burn fat?

This is probably one of the most common questions people ask about exercise and weight loss; and the most poorly understood. The answer to this question comes down to the intensity and time you spend exercising. We burn two fuels simultaneously, carbohydrate and fat. However, the proportion of each that we burn varies depending on……

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 you breathe heavily after walking up a short flight of stairs?Do you need to take a break or rest if you walk for 1 hour?Are……

Mood & physical activity

Think about the last time you took a brisk walk. How did you feel afterwards? I bet you felt good! You don’t have to wait for the good feeling physical activity brings. It starts right away – and then gets better. Studies have shown that regular physical activity reduces stress-related symptoms and decreases the risk……

Exercise and physical activity. How to finding the balance

Active living is a way of life in which physical activity and exercise are valued and integrated into daily life in a fun and enjoyable way. In other words, seeing physical activity as an opportunity not a chore. Remember being busy does not necessarily mean that you are active! Physical activity is any body movement……

Who is responsible for your fatigue?

Fatigue affects everyone, at some time or another!…making US ALL responsible! When someone is fatigued, who is the first person to experience the effects? That’s right…you are! You will experience the adverse effects of fatigue long before you have a fatigue-related incident. Anyone who has fallen asleep at the wheel will have felt the effects……

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 underlying physical and/or functional fitness problems. Physical or functional problems may be related to poor physical fitness, poor strength, inflexibility, injury, illness or inappropriate functional……