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The Independent UK
The Independent UK
Lifestyle
Saman Javed

What is the 4-7-8 sleep method?

Getty Images

The average adult needs between seven and nine hours of sleep every night to lead a healthy life, the NHS recommends.

According to the health service, a long-term lack of sleep can contribute to a multitude of diseases such as obesity, type 2 diabetes, cardiovascular diseases, Alzheimer’s and mental health illnesses like anxiety and depression.

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