21 Quite Interesting Facts About Your Time On Earth

How much poo will you do?

Thinksock / BuzzFeed

That's taking the World Bank's estimate of the average life expectancy in Britain (81.5 years). Worldwide, the figure is 3,640 weeks – 70 years – according to the WHO.

That's taking the ONS's estimate of the median age of the British population (39.7) and the World Bank stat above.

Based on a resting heart rate of 72 a minute and 81.5 years of life (the spuriously precise figure is 3,084,220,800). The normal range is 60 to 100 a minute.

Based on respiration rate of 15 breaths a minute and 81.5 years of life = 642,546,000. The normal range is 12 to 16.

That's roughly how much there is in one of those petrol-tanker lorries you see on the motorway. Based on 1.5 litres a day for 81.5 years. The normal adult range is 800 – 2,000ml per 24 hours.

That’s about a skipful. Based on 200g a day for 81.5 years. The normal range is 80g to 250g per 24 hours, according to the Encyclopaedia Britannica.

About the length of a double-decker bus. Based on a spuriously precise 0.44mm a day, from this study, for 81.5 years.

Based on a two-minute brushing twice a day for 81.5 years.

Or roughly the weight of a smallish rugby player: 15 stone or thereabouts. That’s assuming 1.6g of toothpaste twice a day for 81.5 years (that’s how much this guy says should be on a toothbrush, and he's a dentist).

Based on this UCL research suggesting an average of 28.3 units a week, starting at age 18 to death at 81.5 years.

Based on this UCL research suggesting an average of 14.4 units a week, starting at age 18 to death at 81.5 years.

Based on recommended levels of 2,000kC a day for 81.5 years.

Based on recommended levels of 2,500kC a day for 81.5 years

You could probably store it in one extremely large lorry. Based on 1,277g a day for 81.5 years. That’s from this research and is an average of both men and women, so the true figure will be higher for men and lower for women. It’s also from 1980 so the figure may have gone up.

Or about 8,000 days. Based on 6.5 hours a night – the average a British person gets, according to the Great British Bedtime Report – for 81.5 years.

Based on 16,000 a day from age 2 until death at 81.5 years. That’s the same whether you’re a man or a woman, by the way.

That's a bit less than the amount in an ordinary 25-metre pool. Based on 705ml a day for 81.5 years.

Based on 3,500 a day for 81.5 years (the NHS says the average Briton walks 3,000 to 4,000 steps a day).

That's twice around the world. Based on 79cm average stride length.

That's a bit less than twice around the world, obviously. Based on 66cm average stride length.

Based on the Natsal 3 estimate of four times a month for the average adult, between age 16 and death at 81.5. (Note: The Natsal data only goes up to 74, so I've extrapolated.)