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Research reveals how many close friends you actually need
25th June, 2026 02:20 PM
Have you ever looked at your phone and wondered how many of your contacts actually matter? Between WhatsApp groups, work chats, and old schoolmates, it’s easy to think a massive social network is necessary to feel connected.
But science says otherwise.
The magic numbers behind human connection
During the 1990s, British anthropologist Robin Dunbar discovered that human brains have a strict limit when it comes to managing relationships. His research showed that a person can only maintain about 150 stable connections at any given time.
This concept, known as Dunbar’s number, is broken down into specific layers like circles in a pond.
At the very centre is a core group of about five people, followed by a wider circle of 15 close friends, then 50 casual ones, and finally the outermost layer of 150.
Keeping these circles alive takes real effort. Studies show people spend up to 60 per cent of their social energy on just those top 15 individuals. However, this investment is completely worth it.
In a 2014 article published in the journal Royal Society Open Science, researchers highlighted that “the single most significant factor affecting our health, pleasure and well-being is friendship.”
The core group of five represents the deep relationships where people will drop everything to support you during a crisis.
Why the Kenyan lifestyle gets it right
While hyper-individualist societies across Europe and America face a serious loneliness epidemic, the Kenyan social structure fits this scientific ideal perfectly.
In Kenya, people do not try to build a massive circle of friends from scratch. Instead, the culture naturally weaves extended family, neighbours, and community groups into daily life.
This traditional setup shares the emotional load across the exact layers Dunbar described. The inner circle of five might include a sibling or a childhood friend. The next layer of 15 maps onto core partners relied on for daily support or emergency help.
By keeping these communal networks alive, Kenyans naturally avoid modern isolation. This way of living provides a built-in support system that keeps people grounded, happy, and healthy.
