Australasian Science: Australia's authority on science since 1938

The Fit

The Truth about the Average Adult Energy Intake

By Tim Olds

Nutritional labels on food state that the average adult consumes 8700 kJ/day, but isn’t this a bit low?

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We Built It: They Didn’t Come

By Tim Olds

A global report gives a gold medal to Australia’s community sporting facilities yet finds that our kids are the second-least active in the world.

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Belief Beyond Evidence, Evidence Beyond Belief

By Tim Olds

Will the childhood obesity epidemic condemn young people to a shorter lifespan than their parents?

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The Truth about Screen Time and Kids’ Health

By Tim Olds

A number of health outcomes have been attributed to the amount of time children spend in front of screens, but look a little deeper and a different picture emerges.

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Being Physically Active Became Twice as Hard

By Tim Olds

How much exercise do we need to remain healthy? A group of experts has now upped the ante dramatically.

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Health through Housework

By Tim Olds

We do more vigorous exercise through housework than walking, but is it enough to keep you in shape?

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Mapping Happiness

By Tim Olds

Blogs, tweets, news reports and songs can be used to map happiness levels by city, age group and even the day of the week and the time of the day.

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When Can Weight Loss Be Dangerous?

By Tim Olds

Unless they are extremely obese to start with, people who lose weight die younger.

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The Science of Sitting

By Tim Olds

Sitting for extended periods increases mortality, but is it worth working at a treadmill desk?

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Wanderlust

By Tim Olds

We are walking less than ever, but urbanisation isn’t always to blame.

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