Us Brits are a sleep-deprived bunch, with half of the nation surviving on just four hours of kip per night. But we can’t simply go to bed earlier to feel less tired. A study by Aviva revealed that ...

‘A more severe flu infection places a greater inflammatory and metabolic load on the body, often requiring longer periods of ...

Lack of energy in the body despite getting enough sleep, lack of interest in work, and feeling lethargic all the time can be ...

“Fatigue is an extremely common symptom seen in general practice,” says Dr Angela Rai, GP at The London General Practice.

Suddenly stopping caffeine can cause the brain to go into withdrawal. This happens because caffeine temporarily block receptors, and then when the caffeine is stopped, the brain releases too much of ...

The majority of Americans feel sleepy at least 3 days out of the week, according to a study from the National Sleep Foundation, which is why it’s not surprising that things like chronic tiredness, ...