Could numbness on the left side of my face be related to COVID-19?

One-sided facial numbness has been reported in rare cases of COVID-19, typically as part of a neurological complication such as Bell's palsy, Guillain-Barré syndrome, or a stroke-related event. That said, COVID-19 is far from the most common cause. Facial numbness on one side is more often linked to conditions like migraines, trigeminal neuralgia, multiple sclerosis, dental infections, nerve compression, or even stress and anxiety.

Because the underlying causes range from mild to potentially serious, identifying the likely reason quickly matters. Sudden one-sided numbness accompanied by drooping, slurred speech, or weakness may signal a stroke and requires emergency care.

If you're experiencing facial numbness and aren't sure what's causing it, the fastest way to get clarity is to take a free, instant, online symptom check. It takes only a few minutes, uses AI trained on peer-reviewed medical data, and can help you understand possible causes and next steps—so you can decide whether to monitor at home, see a doctor, or seek urgent care with confidence.

Reviewed for medical accuracy: 07/15/2026