In addition to respiratory problems, blood clots pose a serious risk for COVID-19 patients. Blood clots can cause heart attacks or strokes in patients, strange forms of skin rash on the skin, or even wounds that look like chilblains on the fingers and toes.

Signs that warn of atrial fibrillation
These kinds of irregular heartbeats raise the risk of stroke and heart failure. But in many people, atrial fibrillation has no obvious symptoms.







































































