How friendship can literally slow down aging, according to science

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Healthy food and regular exercise matter — but your friends might be just as important. A new study from Cornell University suggests that deep, lasting social bonds can actually slow the body’s biological aging.

Lifelong bonds keep you young

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Researchers found that people with stable friendships and close family ties from childhood to adulthood show signs of slower biological aging.

Your DNA knows who you’re close to

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Using advanced “epigenetic clocks,” scientists discovered that people with richer social lives have younger cellular profiles than their actual age.

Parental warmth leaves a lasting mark

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Emotional support and care from parents early in life appear to influence how our cells age decades later.

Also read: Science suggests a single vitamin could nearly halve the risk of dementia

Friends fight inflammation

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Participants with strong social networks showed lower levels of interleukin-6 — a key inflammatory molecule linked to heart disease and diabetes.

Depth matters more than quantity

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It’s not about how many friends you have, but how genuine and consistent those relationships are over time.

Community is a shield against aging

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Feeling part of a neighborhood, club, or faith-based group strengthens both emotional health and the body’s resilience against aging.

Connection beats stress reduction

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Surprisingly, the study found no strong link between friendships and short-term stress markers like cortisol. It’s long-term support that counts.

Also read: What happens to your body when you give up alcohol for a month

Social wealth grows like compound interest

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The benefits of close relationships build over time — much like a health “savings account” that grows with every meaningful connection.

It’s never too late to reconnect

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Even later in life, developing new friendships can help slow cellular aging and improve well-being.

Relationships shape health across generations

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Family, friendships, and community engagement all combine to strengthen the immune system and overall longevity.

Health is about more than habits

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The study highlights that social connection is just as critical as nutrition or exercise when it comes to staying young and resilient.

Also read: How long does menopause last? Experts explain the truth

This article is based on information from ScienceDaily

Also read: How to Thrive at Work as an Introvert Person

This article is made and published by Mie Hermansen, who may have used AI in the preparation.

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