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…

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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……

How does caffeine affect sleep

Caffeine stimulates the central nervous system and can artificially stimulate your senses, which makes you more alert. Peak alertness levels are generally reached 30-60 minutes after consumption. If too much……

Exercise and sleep

Regular exercise can considerably improve the quality and quantity of sleep, as well as, having other benefits to general health and wellbeing. Exercise improves sleep by improving the release and……

How does alcohol affect sleep

Alcohol is a depressant that slows the nervous system down. It impacts on the quality of the naturally occurring sleep cycles, and can increase sleep disturbance. Some people will say,……

Hydration

Your body needs adequate fluid and electrolytes in order to have any chance of feeling energised. If these needs are not met, then physical and mental fatigue will increase, as……

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……

Napping

Effective napping is a skill, which cannot be achieved by everyone. Napping cannot replace sleep, but can assist in times of sleep debt, extreme tiredness and/or when heightened alertness is……

Managing mental health and fatigue

When trying to establish the cause of an individual’s fatigue, it is easy to get caught up in the end point, or symptoms, of fatigue. However, start digging a little……

Managing mental health with your lifestyle

A healthy lifestyle is paramount for the treatment and prevention of mood disorders. Healthy lifestyle includes a combination of healthy eating, regular exercise and reduced alcohol consumption. Lifestyle changes help……

When will fatigue occur?

The time of day affects fatigue, due mainly to the body’s circadian rhythms. Circadian rhythms are natural body rhythms that are driven by the cycle of day and night. The……