Our understanding of COVID-19 has deepened significantly since the pandemic began. Initially viewed primarily as a respiratory illness, the virus is now known to affect multiple organs, including the brain.
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A German study found that six out of ten COVID-19 patients exhibited inflamed heart muscle tissue two months post-diagnosis. Some even developed scar tissue and reduced left ventricle pumping function.
Emerging evidence shows the virus can impact the brain. While the exact mechanism of entry remains under investigation, roughly half of patients report neurological symptoms like headaches and confusion.
Research from Yale University demonstrates that SARS-CoV-2 can replicate in brain tissue, depleting oxygen and leading to cell death. There's also a rare risk of brain infection, which immunologist Akiko Iwasaki warns could be fatal.
