What do we need it for? Where do you get it from? How much do you need? Can you have too much? Who is at greater risk of deficiency?
Read MoreThis final post in my COV-19 series looks at what action you can take.
Read MoreSeveral other conditions present with very similar symptoms. Is it long Covid, something else or both?
Read MoreWhy have you got long Covid? A summary and explanation of possible factors which may be causing or contributing to long Covid.
Read MoreAutoimmune diseases are typically explained individually; but what is autoimmunity and what are the common factors that may cause them?
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