Body Clock: What Makes Us Tick? | Horizon - Educational Recording Agency

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Synopsis

A former commando spends ten days locked in a nuclear bunker, with no way of telling the time, to find out how best to manage our body clock and improve our health.

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More clips from Horizon

Beginning of the experiment | Horizon

Beginning of the experiment | Horizon

BBC Two | 2018 | 6'01''

The experiment begins with Aldo being isolated in a nuclear bunker away from people and outside influences.

How does lack of light affect our body clock? | Horizon

How does lack of light affect our body clock? | Horizon

BBC Two | 2018 | 6'06''

Aldo is now living in the bunker with very limited artificial light to see the effects on his body clock.

How easily do our body clocks keep time? | Horizon

How easily do our body clocks keep time? | Horizon

BBC Two | 2018 | 7'04''

Aldo is trying to keep track of time without any external cues in the bunker.

The impact of jet lag | Horizon

The impact of jet lag | Horizon

BBC Two | 2018 | 6'53''

Experimenters are inducing jet lag by waking Aldo up several hours early, what will the impacts be?

The impact of shift work | Horizon

The impact of shift work | Horizon

BBC Two | 2018 | 5'38''

Couples who are struggling with their sleep are helped by a sleep expert.