What's That Rash?
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What's That Rash?
Get answers to the health questions everyone's asking. Our experts give you the information you need to feel good and make the best decisions for your brain and body.
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Should you be flexible enough to touch your toes?
Whether you can or not, it feels like a sign of fitness to be able to reach down and touch your toes.
But how important is flexibility when it c...
Butter vs margarine: what's better for you?
The battle between butter and margarine has been happening since margarine was invented in the 19th century.
So have we figured out which one is...
No-poo: Why do we shampoo our hair?
Do you ever wonder while you’re shampooing and conditioning – is this really necessary?
The no-poo movement encourages people to ditch their pro...
Is running bad for your knees?
It’s marathon season, but whether you’re running 40 kilometres or four you might’ve wondered what it’s doing to your joints.
It used to be thoug...
Is loving your pets bad for you?
A post from Queensland Health has been ridiculed after for urging people not to kiss their pets or let them sleep in the same bed.
So how do the...
Checking the pollen count? Here are some hay fever tips
It’s hay fever season, and as you sniffle away next to an air purifier, you might be wondering why we haven’t cured such a common allergy.
Aller...
Is there a cure for jet lag?
It’s a tale as old as air travel … you’re off on a whirlwind holiday but spend the first week suffering from fatigue.
If you ask anyone about je...
Don’t Die: Is Bryan Johnson going to live forever?
If you haven’t heard of the Don’t Die movement or Bryan Johnson’s Blueprint Protocol, then buckle in.
Johnson is a millionaire who is pouring hi...
Should you cut or chuck mouldy food?
You go to make a sandwich and notice mould on the corner of a single slice of bread — we've all been there.
So what do you do? Chop off the aff...
Is it OK to exercise when you're sick?
It might be the last thing on your mind when you’re congested and miserable, but we swear it’s a genuine question we get asked.
When you’ve got...
At-home DNA tests — what can they tell you?
It has become pretty common to send off a saliva sample or a cheek swab to find out more about yourself.
At-home DNA testing kits offer insights...
Is emu oil the new snake oil?
Australians have a long and complicated history with the emu – and the tale continues in the murky wellness space.
There are a handful of emu fa...
Chronotypes: early birds vs night owls
Not everyone is a morning person, and not everyone can stay up past midnight. How hard-wired are our internal schedules?
It’s long been suspecte...
Methylene blue: why are people drinking blue dye?
In a video that went viral, Robert F. Kennedy Jr was seen on a plane dropping a cobalt blue liquid into his drink.
People quickly started to ass...
Do healthy people need lymphatic treatments?
You might've been advertised lymphatic massage treatments promising to boost your energy and leave you looking snatched.
The lymphatic system is...
Is whitening your teeth bad for you?
Some people might be naturally blessed with pearly whites, but many people aren’t happy with the shade of their teeth.
There’s nothing inherentl...
What are the health benefits of coffee?
Coffee has been an important part of human cultures for centuries, and it has a long history of being both heralded and demonised.
But the more...
You'll catch your death! Does cold weather cause colds?
There tend to be more bugs around in winter making everyone snotty and uncomfortable.
But does this mean that cold weather causes colds? Well no...
Should you go organic if you're worried about pesticides?
Organic fruits and vegetables are one thing, but the label is popping up on packaged foods too.
Are they healthier for us because they’re certif...
What we do (and don't) know about tinnitus
What is silence, anyway? Well if you’ve got tinnitus silence can feel like a distant dream.
There are many causes of the ringing or buzzing that...
Should you train cardio and strength on the same day?
If you're a keen gym-goer you might've heard conflicting advice about optimising your workout.
Some people claim that doing both cardio (getting...
Why do some people run hot, while others run cold?
Are you constantly getting scolded for pressing your cold feet against your partner in bed? Or told your hands are icy cold?
It’s well known tha...
Can consuming dairy really give you acne?
You might've heard a friend complaining about their latest break-out and swearing off dairy products as a result. Or that friend might be you.
I...
Cracking your knuckles: good, bad or just annoying?
You might’ve been told by parents, teachers, colleagues, friends of friends to stop cracking your knuckles because it will give you arthritis.
T...
Can tattoos increase your risk of cancer?
When weighing up the health risks of getting a tattoo, most people are concerned about the risk infection.
But recently the ingredients in tatto...
Why the carnivore diet is so risky
The carnivore diet asks people to eat entirely animal-based, and the most extreme followers restrict themselves to only meat.
Many carnivores cl...
The perimenopause diaries from Ladies, We Need to Talk
Hot flashes. Night sweats. Aching joints. Sore boobs. Welcome to your body in perimenopause!
In episode one of this four-part series, Yumi Styne...
Can you train yourself to pee less?
Do you find yourself complaining that you've got a small bladder, as you run to the toilet for the third time in an hour?
There are many reasons...
How worried should you be about microplastics?
Microplastics are everywhere – they’re in the air, in the water and in our bodies.
There’s plenty of evidence for that, but it’s still unclear w...
Is daylight saving time bad for us?
This week parts of Australia are preparing to wind back their clocks to mark the ending of daylight saving time.
For a long time the country has...
Do glasses make your eyesight worse?
If you're short-sighted or long-sighted, have astigmatism or double vision, you now live in a world where glasses can help you out.
But there's...
Don't sweat it? Conventional vs natural deodorants
We haven’t always suppressed our sweat or our natural body odour, but in many cultures now it’s expected we’ll all try to smell our best.
You mi...
How much protein do you REALLY need?
Protein is having its moment — walk any supermarket aisle and you'll find product after product boasting its protein content.
Do you need to be...
What's so bad about fine particulate air pollution?
Long-time listeners would have heard Norman decrying fine particulate air pollution and its negative effects on health.
But when it’s all around...
Does magnesium work against muscle cramps?
Cramping muscles are common, whether they’re associated with exercise or not.
Knowing what causes them can help people avoid them or treat them,...
Which hair loss treatments actually work?
Hair loss is common, but there are many different causes and potentially many different treatments.
From topical ointments to light therapy, to...
We're answering your questions LIVE! March 30!
What's That Rash? is returning to the World Science Festival Brisbane for another year.
Norman and Tegan will be answering the health questions...
Can functional mushrooms really help treat cancer?
The use of mushrooms in medicine goes back centuries, but there’s still a lot to learn about the bioactive compounds in fungi.
There are many cl...
Why are people taping their mouths?
Depending on your corner of the internet, you might have seen people swearing by this new sleep hack, mouth taping.
People claim they’re better...
There's a lot of fog around brain fog
Unfortunately many more people have heard about brain fog because of the pandemic and long COVID.
But the symptom was first mentioned centuries...