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How triathlete doctor with long Covid changed her diet, had oxygen and light therapy, and more, to beat it after 3 years and get back back to competing

  • Hyperbaric oxygen and red light therapies, supplements and a low-histamine diet featured in elite triathlete Dr Tamsin Lewis’ recovery from long Covid
  • The wellness entrepreneur, who founded the Wellgevity platform in part to help long Covid sufferers back to health, also prescribes a strong dose of self-care

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Medical doctor Tamsin Lewis is a triathlete and former Ironman who had a three-year struggle with long Covid. She has created an online platform to help other sufferers. Photo: Wellgevity

The impact of long Covid is staggering, and yet it remains an enigma. Scientists still do not know what causes people to suffer Covid-19 symptoms for more than 12 weeks after diagnosis, or why it affects some and not others.

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A recent study estimated that long Covid affects around 6.2 per cent of Covid-19 sufferers; that is about 40.8 million people, on the basis of the World Health Organization’s global estimate of 660 million confirmed Covid-19 cases.

Nearly three years after her initial Covid-19 diagnosis, Dr Tamsin Lewis has finally come out the other side of long Covid, after a process of self-treatment, recuperation and healing.

Based in London, The British medical doctor, mother, and elite sportswoman – she was the Ironman UK 2014 Champion and a former pro triathlete – is also a wellness entrepreneur.

Lewis ahead of a triathlon competition in 2017. Photo: Tamsin Lewis
Lewis ahead of a triathlon competition in 2017. Photo: Tamsin Lewis

She is the founder of a platform called Wellgevity, an integrated medical and health service that specialises in functional medicine, a root-cause approach to health.

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“Rather than sticking a plaster over the top of whatever symptoms you have, it is investigating the different systems that may be involved in driving that dysfunction that then appears as disease,” she says.

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