What a hunter-gatherer diet does to the body in just three days

By Tim Spector

Updated 0859 GMT (1659 HKT) July 5, 2017

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The Hadza people live in a remote part of Northern Tanzania. They have lived in the area for thousands of years, and represent one of the oldest lineages of mankind.
Photos: Africa's ancient hunter gatherers struggle for survival
Living with the Hadza – The Hadza people live in a remote part of Northern Tanzania. They have lived in the area for thousands of years, and represent one of the oldest lineages of mankind.
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The Hadza face mounting challenges. In the past 50 years along, they have lost up to 90% of their land.
Photos: Africa's ancient hunter gatherers struggle for survival
Living with the Hadza – The Hadza face mounting challenges. In the past 50 years along, they have lost up to 90% of their land.
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The Hadza do not store food or cut trees to build houses. Instead, they make finding sustenance a daily activity, and build temporary huts made from dry grass.
Photos: Africa's ancient hunter gatherers struggle for survival
Living with the Hadza – The Hadza do not store food or cut trees to build houses. Instead, they make finding sustenance a daily activity, and build temporary huts made from dry grass.
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Wild honey makes up a large part of the Hadza diet. They rely on the honeyguide bird to direct them to beehives, and use smoke to chase the bees away. Their techniques have been passed down though generations.
Photos: Africa's ancient hunter gatherers struggle for survival
Living with the Hadza – Wild honey makes up a large part of the Hadza diet. They rely on the honeyguide bird to direct them to beehives, and use smoke to chase the bees away. Their techniques have been passed down though