Heart rhythm disorder traced to bacterium lurking in our gums

Tempted to skip the floss? Your heart might thank you if you don’t. A new study from Hiroshima University (HU) finds that the gum disease bacterium Porphyromonas gingivalis (P. gingivalis)

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Our sister died because of our mum’s cancer conspiracy theories, say brothers

Marianna Spring Social media investigations correspondent BBC/Getty Images Gabriel and Sebastian Shemirani watched with concern as their mother Kate rose to notoriety during the pandemic, eventually getting struck off as