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...
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 might be seeing more ads for ‘natural’ deodorants that promise to keep you fresh without any harmful ingredients.Norman and Tegan talk through those ingredients, and whether they carry any risks.References:The specific biochemistry of human axilla odour formation viewed in an evolutionary contextUse of Aluminium in Antiperspirants - Australian Department of HealthAntiperspirants/Deodorants and Breast Cancer - National Cancer InstituteAntiperspirants - National Kidney FoundationHow Advertisers Convinced Americans They Smelled Bad - Smithsonian Magazine
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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 loading up on protein through powders or processed foods, or can you meet your goals with whole foods?Norman and Tegan unpack why protein is important and how much you need each day. References:Protein - Nutrient Reference Values for Australia and New ZealandTips to boost protein in your diet from Dietitians AustraliaHow much protein can the body use in a single meal for muscle-building? Implications for daily protein distributionAssociation between dietary protein intake and risk of chronic kidney disease: a systematic review and meta-analysis
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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 us – on our worksites, in our offices and on our motorways – how are you supposed to protect yourself?Norman and Tegan explain what fine particulate air pollution is, and what it does to the body once it’s breathed in.References:Estimates of global mortality burden associated with short-term exposure to fine particulate matter (PM2.5)The health effects of fine particulate air pollutionAmbient (outdoor) air pollution - World Health OrganizationParticulate matter (PM10 and PM2.5) - Australian Department of Climate Change, Energy, the Environment and WaterAir pollution is not ‘the new smoking’: comparing the disease burden of air pollution and smoking across the globe, 1990–2017East Side Story: Historical Pollution and Persistent Neighborhood Sorting
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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, but for many people it's not a simple story.Norman and Tegan talk through some of the theories behind this painful phenomenon, and why magnesium might not be the answer.References:Muscle cramps: A comparison of the two-leading hypothesisInfluence of Hydration and Electrolyte Supplementation on Incidence and Time to Onset of Exercise-Associated Muscle CrampsMagnesium for skeletal muscle cramps - Cochrane ReviewA randomized, double-blind, placebo-controlled, multicenter study assessing the efficacy of magnesium oxide monohydrate in the treatment of nocturnal leg crampsPickle Juice Intervention for Cirrhotic Cramps Reduction: The PICCLES Randomized Controlled TrialAustralian Institute of Sport's sports supplement framework: pickle juice
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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 scalp massage routines. What works to slow, or even reverse, hair loss?Norman and Tegan comb through the evidence for approved treatments and too-good-to-be-true snake oil.References: Male pattern baldness - HealthdirectMale Androgenetic Alopecia with an overview of treatments - NIHFemale pattern hair loss - HealthdirectWhat is minoxidil, the anti-balding hair growth treatment? Here's what the science says - ABC NewsLow-Level Laser (Light) Therapy (LLLT) for Treatment of Hair LossAutologous platelet-rich plasma therapy for pattern hair loss: A systematic review
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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