Study confirms links between loneliness and cognitive decline

Health & FitnessLifestyle
17 Sep 2025 • 5:49 PM MYT
The Independent
The Independent

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  • A new study indicates that people who lacked close friendships or experienced loneliness before the age of 17 are more prone to developing dementia in later life.
  • Professor Andrea Wigfield from Sheffield Hallam University said that this finding is consistent with known links between adult loneliness and cognitive decline.
  • The research, published in the Journal of the American Medical Association, defined childhood loneliness as frequent self-reported absence of friendships.
  • Current trends show that nearly half of Gen Z in the UK report feelings of loneliness, with young adults aged 18-24 being particularly affected.
  • Experts suggest that public health initiatives to prevent and reduce loneliness should begin in early life to address its long-term impact on cognitive health.

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