All posts filed under: Health

All about physical, mental and social wellbeing.

Rethinking daydreaming

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Health / Myths / Psychology

Your mind often escapes when you’re in a boring meeting or washing the dishes. Previously considered undesirable and unhealthy, science has come around to the silver linings of letting our thoughts drift. Driven to distraction (in a good way) Daydreaming, otherwise called mind-wandering or self-generated thought, often gets a bad rap as something indulgent, unwanted and unproductive. It distracts us from the task immediately at hand and can result in errors. In extreme cases, called […]

Time flies, but why?

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Health / Myths / Psychology

Time is meant to be one of the few completely reliable and objective things in life. But it seems to slow down when we are afraid — think of a slow-motion car crash. And time flies when we’re having fun. Why is it that time seem to pass more quickly the older we get? Does our ability to assess the passing of time change as we age? I remember vividly as a child the last […]

Blame it on the full moon

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Astronomy / Health / Myths / Psychology

Tomorrow is Halloween, which leads to thoughts of ghosts, witches, vampires and scary pumpkin faces. But year round, many people believe a full moon is linked with other spooky stuff. Crime rates, psychiatric hospital admissions, emergency room visits, dog bites, sporting injuries and hyperactivity in kids are all said to increase during a full moon. Is there any truth to the rumours? Bad moon rising Also known as the Transylvania Effect, the idea that people […]

How super is your superfood?

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Health / Myths

Chia seeds, goji berries, kale, blueberries, turmeric, green tea, quinoa, açaí (which I’ve now learned is pronounced ‘ah-sah-ee’). There’s no shortage of so-called superfoods. But what does that term mean, and are superfoods worth your money? All in a name Need to lose weight? Want to slow down ageing? Want to minimise your risk of cancer and other diseases? These days you could be forgiven for thinking all you need to do is eat the […]

The truth about early birds

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Anthropology / Biology / Evolution / Genetics / Health / Myths / Psychology

We all know the saying ‘The early bird catches the worm’. But are there any real benefits to being a morning person? What determines whether you’re an early bird or a night owl anyway? And can night owls become early risers if they want to? Tick tock Your body has an internal clock. It’s located in the base of your brain, in the hypothalamus. You’ve probably heard the term circadian rhythm: this is the natural […]

Do we need vitamin D supplements?

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Health / Medicine / Myths

There’s a lot of hype around vitamin D. We’ve long known it’s essential for healthy bones, but over the last decade it’s been claimed low vitamin D levels are linked to a whole host of other illnesses. How clear are those links and how many of us really need vitamin D supplements? Get some rays Also known as the sunshine vitamin, there are two ways to get vitamin D. The first is the same way […]

Food fakes

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Health / Myths

We’re all aware of fake watches, sunglasses and handbags. But what about fake food? Counterfeit food is more common than you might think. Fishy business It’s estimated the fake food industry is worth more than US$40 billion each year. Seafood, coffee and oils are some of the foods most likely to be counterfeited, but it doesn’t end there. You may remember the ‘horsegate’ crisis of 2013 when it was discovered some ‘beef’ for sale in […]

Hearing colours, tasting words

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Genetics / Health / Medicine / Psychology

Imagine every time you hear the word chair, your mouth fills with the taste of strawberries. Or to you, Tuesdays are red and the letter T is male, light blue, trustworthy and loyal. Sound strange? Welcome to the fascinating world of synaesthesia. Blended senses If someone scratches a blackboard with his or her nails, I taste iron. The intro of “Time” by Pink Floyd is golden yellow and blue.   One synaesthete’s experiences Scientists have […]

Mosquito magnets

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Genetics / Health / Medicine / Myths / Zoology

Are you irresistible to mosquitos? We all know someone who gets covered in bites every time they venture outside. Why are some of us so much tastier than others? The deadliest animals Only female mosquitos bite: they need the protein that comes from a blood meal to make their eggs. But there are thousands of species of mosquito, and they have different ideas about who and what is tasty. Some prefer birds, some frogs, some […]

Imposters are us

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Health / Myths / Psychology

Have you ever felt like a fraud? That you aren’t good enough, experienced enough or smart enough to be doing what you’re doing? Join the club. Feeling like a phoney On the outside you appear confident, composed and on top of your game. But on the inside you are wracked with self-doubt. You feel like a fraud and as though someone is about to tap you on the shoulder and ask you what you think […]