
Ce que cela peut signifier si vous êtes constamment fatigué(e)
Peer reviewed by Dr Colin Tidy, MRCGPLast updated by Dr Sarah Jarvis MBE, FRCGPLast updated 1 Jul 2019
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Nous nous sentons tous parfois épuisés, mais la plupart d'entre nous s'en remettront après une ou deux bonnes nuits de sommeil. Mais pour de nombreuses personnes, la fatigue ne disparaît pas.
Dans cet article :
Tired All The Time (TATT) is one of the most common medical complaints I see, and a little detective work is often needed to work out the cause. Tiredness is a symptom, not a condition in itself - but fortunately, many of the causes of tiredness can be treated successfully.
It's always worth seeing your doctor if you feel persistently tired for more than a few weeks - or sooner if you have other symptoms as well. At your appointment, expect to be asked how long you've had symptoms; how your mood and sleep are; whether you've had other symptoms such as losing weight, change in bowel habit, pain; how heavy and long your periods are (if you have them); if anything happened around the time you became tired (major stress, another illness etc); and how the tiredness is affecting your life.
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What causes TATT?
Physical causes your GP will want to rule out include:
Underactive thyroid
Your thyroid gland produces a hormone, thyroxine, that tells your body how fast to tick over. If you don't produce enough, everything slows down. Along with tiredness, signs of underactive thyroid are that you may be constipated and cold all the time; find it hard to concentrate; put on weight without eating more and have dry skin and hair.
Anémie
Without enough red blood cells to carry vital oxygen to your organs, you can feel breathless and dizzy as well as tired. Iron deficiency from heavy periods is a common cause before the menopause. But poor diet and other conditions such as chronic kidney problems, rheumatoid arthritis or, rarely, blood cancer can also cause anaemia. Gut conditions like coeliac or Crohn's disease (which stop you absorbing vitamins) or internal bleeding can also result in anaemia.
Diabète
Type 1 diabetes tends to cause dramatic symptoms including severe tiredness, thirst, passing water more often and weight loss. The more common type of diabetes, type 2, often causes similar but initially less severe symptoms, which you may put down to being stressed or doing too much. Being overweight and having type 2 diabetes in the family increase your risk.
Insuffisance cardiaque
If your heart can't pump fluid around the body efficiently enough, you can develop ankle swelling, shortness of breath (especially on exercise or lying flat) and tiredness.
Mauvais sommeil
Whether it's stress, depression or bladder problems which wake you frequently, lack of sleep can have a knock-on effect on energy levels as well as concentration and mood. In obstructive sleep apnoea, your airways close up for a few seconds while you're sleeping. Loud snoring, periods where you stop breathing followed by jerking awake are clues, You may not remember them, but they make your sleep less restful and can lead to chronic tiredness.
Chronic fatigue syndrome, or ME
ME, or chronic fatigue, is a really debilitating, severe cause of absolute exhaustion. It may follow on from a viral infection (as glandular fever, another cause of tiredness, does). Classically the tiredness isn't made better with rest and gets much worse if you overdo things.
Médicaments
Many drugs can affect your sleep: some antidepressants, beta-blockers (for heart problems) and strong painkillers are among the most common culprits. Read the patient information leaflet or speak with your pharmacist if you think they might be to blame.
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Signes et symptômes
Raisons pour lesquelles vous vous sentez toujours fatigué
As health problems go, it's one of the most common out there, and one of the hardest to pin down. Feeling tired all the time - which often goes by the acronym TATT - might simply indicate that you're not getting enough shut-eye. Depending on your particular circumstances, this problem should be easy enough to fix. But if you're feeling truly exhausted, and can't pin it on any obvious cause, the situation might require a bit more attention.
par Amberley Davis

Signes et symptômes
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How to boost your energy
But while your GP will probably arrange blood tests, in most cases no physical cause is found for tiredness. Instead, it's often your body's way of making you slow down. One of the most common symptoms of depression (along with low mood, tearfulness, poor concentration, feeling guilty and changes to your sleep and appetite) is tiredness.
Stress and anxiety can affect your sleep quantity and quality (if you're tossing and turning, your sleep will be less restful). And being on edge and anxious all the time keeps your adrenaline levels high, which is exhausting.
Because tiredness isn't a medical condition in itself, treatment will depend on the underlying cause. But looking after yourself is always going to help. Keeping alcohol intake down, eating healthily and keeping stress to a minimum will all help. It may seem strange, but regular exercise is a remarkably effective way to reduce tiredness from a variety of causes. If you struggle with insomnia, having a regular routine (including getting up at the same time and not catnapping) can help.
Merci à My Weekly où cet article a été publié à l'origine.
Historique de l'article
Les informations contenues dans cette page ont été évaluées par des cliniciens qualifiés.
1 Jul 2019 | Latest version

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