What's That Rash?

Sea sickness, car sickness, space sickness – when it comes down to it, it’s all the same.
But not everybody suffers the same. Some people are even lucky enough to grow out of motion sickness.
Norman and Tegan talk about what’s going on when the world goes topsy-turvy, and what you can do about it.
References:
Motion Sickness
Validating sensory conflict theory and mitigating motion sickness in humans with galvanic vestibular stimulation - Nature
Are evolutionary hypotheses for motion sickness "just-so" stories?
Three studies of motion sickness susceptibility – Federal Aviation Authority
Genetic variants associated with motion sickness point to roles for inner ear development, neurological processes and glucose homeostasis
Motion sickness diagnostic criteria: Consensus Document of the Classification Committee of the Bárány Society 
Survey of motion sickness susceptibility in children and adolescents aged 3 months to 18 years
Hopkins History Moments: Neil A. Grauer explains how Hopkins expertise helped prevent seasickness
Remedies for motion sickness: What works? - Harvard Health 
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Lately there have been lots of scary headlines about cancer rates rising in younger adults.
What can you do to drive down your cancer risk?
Norman and Tegan offer some practical tips, and discuss what's in your control versus what isn't.
References:
Overview of cancer in Australia, 2025 - Australian Institute of Health and Welfare
Effects of diets on risks of cancer and the mediating role of metabolites
Be physically active – Cancer Council
Exercise packs a punch in fending off cancer – the Health Report
“You do not get cancer by chance”: Communicating the role of environmental causes in cancer diseases and the risk of a “guilt rhetoric”  
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How worried should you be about microplastics?
Is your (artificial) sweet tooth killing you?
What's so bad about fine particulate air pollution?

Our calcium needs can increase as we age, especially for women going through menopause.
Most Australians aren’t getting enough calcium from their diet, so are supplements a good option
Norman and Tegan discuss the conflicting evidence on calcium – in particular, could it be good for your bones, but bad for your heart?
References:
Calcium supplements have 'very little place' in modern medicine - the Health Report
Nutrient Reference Values - Calcium
Effect of age on calcium absorption in postmenopausal women
Biochemical Variables in Pre- and Postmenopausal Women: Reconciling the Calcium and Estrogen Hypotheses
Calcium Content of Common Foods - Healthy Bones Australia
Choosing a calcium supplement: What you should know about taking calcium to boost your nutrients
Calcium Supplements and Risk of Cardiovascular Disease: A Meta-Analysis of Clinical Trials
Association Between Calcium Supplementation and the Risk of Cardiovascular Disease and Stroke: A Systematic Review and Meta-Analysis
Association Between Calcium Supplementation and Recurrence of Cardiovascular Events in Patients With Cardiovascular Disease: A Population‐Based Cohort Study
Calcium Intake From Diet and Supplements and the Risk of Coronary Artery Calcification and its Progression Among Older Adults: 10‐Year Follow‐up of the Multi‐Ethnic Study of Atherosclerosis (MESA)
Oral Calcium Supplements Associate With Serial Coronary Calcification: Insights From Intravascular Ultrasound
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Multivitamins: Are they a scam?
Don’t Die: Is Bryan Johnson going to live forever?
Can peptides keep you young and buff?

There's a scene in the Devil Wears Prada 2 where a character is so stressed she starts "tapping" to calm herself down.
What is this self-soothing technique, and should you try it out?
Norman and Tegan talk through what Emotional Freedom Techniques, or tapping is and whether there's any evidence it lowers anxiety.
References:
How ‘tapping’ is dividing opinion in therapy circles
Clinical EFT (Emotional Freedom Techniques) Improves Multiple Physiological Markers of Health
Neural changes after Emotional Freedom Techniques treatment for chronic pain sufferers
Emotional freedom techniques for treating post traumatic stress disorder: an updated systematic review and meta-analysis 
Commentary: Emotional freedom techniques for treating post traumatic stress disorder: an updated systematic review and meta-analysis
A Randomized Controlled Comparison of Emotional Freedom Technique and Cognitive-Behavioral Therapy to Reduce Adolescent Anxiety: A Pilot Study
Food for Thought: A Randomised Controlled Trial of Emotional Freedom Techniques and Cognitive Behavioural Therapy in the Treatment of Food Cravings
The impact of emotional freedom techniques on anxiety, depression, and anticipatory grief in people with cancer: A meta-analysis and systematic review 
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Can you train yourself to sleep less?
Why everything hurts when you turn 30
MSG's messy myths and racist tropes

Everyone wants a healthy gut, and your microbiome plays a big role in keeping you well.
So how do you know your microbiome is in top shape? Are there stinky signs that things are going right, or wrong?
Norman and Tegan breeze through the research in this live recording at the World Science Festival Brisbane.
References:
The Invisible College of Experimental Flatology
Explainer: The chemistry of farts
A widespread hydrogenase supports fermentative growth of gut bacteria in healthy people
Intestinal gas production by the gut microbiota: A review
Association of the Gut Microbiota With Cognitive Function in Midlife 
Gut microbiome predicts cognitive function and depressive symptoms in late life 
The Relationship between Gut Microbiome and Cognition in Older Australians 
Chart Your Fart - CSIRO
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