People who are fatigued feel chronically tired in both body and mind.
Low energy levels can be caused by a number of factors working in
combination, such as unhealthy lifestyle choices, workplace problems
and stress. There are many different ways you can boost your energy
levels. However, always see your doctor to make sure that your fatigue
isn’t caused by an underlying medical problem.
Energy explained Food is broken down by the digestive system. Some elements, such as
water and glucose, can be absorbed through the stomach, while the
remaining nutrients are absorbed through the small intestine.
The body’s preferred energy source is glucose, which comes from
carbohydrates, but it can also use fatty acids (from fats) and amino
acids (from proteins). Glucose is delivered to virtually every cell in
the body by the bloodstream, and is then burned with oxygen to produce
energy. Hormones control every step in this process; for example, the
pancreas makes the hormone insulin, which helps to control blood sugar
levels.
Dietary suggestions Have a good look at your diet - it’s very important if you want more energy in your daily life. Suggestions include:
Drink plenty of water - a dehydrated body functions less efficiently.
Be careful with caffeine - one or two caffeinated
drinks (like coffee, tea or cola) per day boosts energy and mental
alertness. However, heavy caffeine users (more than six drinks per day)
are prone to anxiety, irritability and reduced performance.
Eat breakfast - food boosts your metabolism and gives
the body energy to burn. The brain relies on glucose for fuel, so
choose carbohydrate-rich breakfast foods such as cereals or wholegrain
bread.
Don’t skip meals - going without food for too long
allows blood sugar levels to dip. Try to eat regularly to maintain your
energy levels throughout the day.
Don’t crash diet - low kilojoule diets, or diets that
severely restrict carbohydrates, don’t contain enough energy for your
body’s needs. The reduced food variety of the typical crash diet also
deprives the body of nutrients such as vitamins, minerals and trace
elements.
Eat a healthy diet - increase the amount of fruit,
vegetables, wholegrain foods, low fat dairy products and lean meats in
your diet. Reduce the amount of high fat, high sugar and high salt
foods.
Don’t overeat - large meals can drain your energy.
Instead of eating three big meals per day, try eating six mini-meals to
spread your kilojoule intake more evenly. This will result in more
constant blood sugar and insulin levels. You’ll also find it easier to
lose excess body fat if you eat this way.
Eat iron rich foods - women, in particular, are prone
to iron-deficiency (anaemia). Make sure your diet includes iron rich
foods such as lean red meat.
Sleep suggestions A common cause of fatigue is not enough sleep, or poor quality sleep. Suggestions include:
Get enough sleep - adults need about eight hours sleep per night. Make the necessary changes to ensure you get a better night’s sleep.
Limit caffeine - too much caffeine, particularly in the
evening, can cause insomnia. Limit caffeinated drinks to five or less
per day, and avoid these types of drinks after dinner.
Learn how to relax - a common cause of insomnia is
fretting about problems while lying in bed. Experiment with different
relaxation techniques until you find one or two that work for you; for
example, you could think of a restful scene, focus on your breathing,
or silently repeat a mantra or phrase.
Avoid sleeping pills - sleeping pills don’t work in the long term because they don’t address the causes of insomnia.
Lifestyle suggestions Suggestions include:
Don’t smoke - cigarette smoke contains many harmful
substances. There are many reasons why smokers typically have lower
energy levels than non-smokers. For example, for the body to make
energy it needs to combine glucose with oxygen, but the carbon monoxide
in cigarette smoke reduces the amount of oxygen available in the blood.
Increase physical activity - physical activity boosts
energy levels, while a sedentary lifestyle is a known cause of fatigue.
Physical activity has many good effects on the body and mind. For
example, exercise and moderate physical activity reduces blood
pressure, helps to maintain a healthy weight, and is an effective
treatment for depression and anxiety. A good bout of exercise also
helps you sleep better at night.
Limit the time you sit down - reduce sedentary behaviours such as watching television and using computers.
Seek advice - if you haven’t exercised in a long time,
are obese, aged over 40 years or have a chronic medical condition,
always seek your doctor’s advice and encouragement regarding the small
steps you can take toward a more active lifestyle.
Seek treatment for substance abuse - excessive alcohol consumption or recreational drug use contributes to fatigue, and is unhealthy and potentially dangerous.
Workplace issues - demanding jobs, conflicts at work
and burnout are common causes of fatigue. Take steps to address your
work problems. A good place to start is to talk with your human
resources officer.
Psychological issues Studies suggest that between 50 and 80 per cent of fatigue cases are mainly due to psychological factors. Suggestions include:
Assess your lifestyle - for example, are you putting
yourself under unnecessary stress? Are there ongoing problems in your
life that may be causing prolonged anxiety or depression? It may help
to seek professional counselling to work out family, career or personal
issues.
Relaxation training - constant anxiety drains the body
of energy and can lead to burnout. Strategies include learning
relaxation techniques, such as meditation or yoga, to help to ‘switch
off’ the adrenaline and allow the body and mind to recover.
Learn to do nothing - one of the drawbacks of modern
life is the urge to drive ourselves to bigger and better heights. A
hectic lifestyle is exhausting. Try to carve out a few more hours in
your week to simply relax and hang out. If you can’t find a few more
hours, it may be time to rethink your priorities and commitments.
Have more fun - maybe you’re so preoccupied with
commitments and pressures that you don’t give yourself enough time for
fun. Laughter is one of the best energy boosters around.
Coping with the mid-afternoon energy slump Most people feel drowsy after lunch. This mid-afternoon drop in energy
levels is linked to the brain’s circadian rhythm and is ‘hard wired’
into the human body. Prevention may be impossible, but there are ways
to reduce the severity of the slump, including:
Incorporate as many of the above fatigue fighting suggestions as
you can into your lifestyle. A fit, healthy and well-rested body is
less prone to severe drowsiness in the afternoon.
Eat a combination of protein and carbohydrates for lunch, for
example a tuna sandwich. Carbohydrates provide glucose for energy.
More good reasons to eat protein for lunch; the amino acid
tyrosine allows the brain to synthesise the neurotransmitters dopamine
and norepinephrine, which help keep your mind attentive and alert.
Get moving. A brisk walk or even 10 minutes of stretching at your desk improves blood flow and boosts energy.
Where to get help
Your doctor
Things to remember
Always see your doctor to make sure that your fatigue isn’t caused by an underlying medical problem.
Activity and nutrition are an important part of putting more energy into your daily life.
Studies suggest that between 50 and 80 per cent of fatigue cases are mainly due to psychological factors.
Acknowledgement This information has been sourced from the Better Health Channel in consultation with Kinect Australia (incorporating VICFIT in Victoria).
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