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, viruses cause the common cold.But, as Norman and Tegan explain, winter does set the stage for those viruses to have more moments in the spotlight.References:Understanding the symptoms of the common cold and influenza - PMCCold temperature and low humidity are associated with increased occurrence of respiratory tract infections - ScienceDirect Immune system of cold-exposed and cold-adapted humans | European Journal of Applied PhysiologyImmune changes in humans during cold exposure: effects of prior heating and exerciseCold exposure impairs extracellular vesicle swarm–mediated nasal antiviral immunity - Journal of Allergy and Clinical Immunology Airborne transmission efficiency of SARS-CoV-2 in Syrian hamsters is not influenced by environmental conditions | npj VirusesIf you enjoyed this episode, check these out!Norman tried an ice bath so you don't have toIs NAD+ a miracle anti-ageing supplement?

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