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COVID-19 gave me POTS disorder — here’s what the illness is like
Health
Rachel Carter
Four years after COVID-19 was declared a global pandemic, Yahoo Canada spoke with several people still living with long COVID. Read their ...
Why do we faint? A newly discovered link between the heart and brain offers clues
Science
Dr. Sarah Adams
A sudden restriction of blood flow to the brain. That’s how scientists have traditionally explained why people faint. But several mysteries remain: ...