If you randomly smell burnt toast, it could be a STROKE! And sweating on a cold day could mean HEART DISEASE! Here are 50 scary red flag symptoms to watch out for: they could be critical warning signs that indicate serious health risks that could land you in hospital, or even terminal illness. They're most likely harmless, but watch to know what might need urgent medical attention from a doctor!

This probability comparison/comparison video is based on relevant sources and community discussions. All numbers and facts listed might not be up to date, valid, or in any specific order.

Sources: https://pastebin.com/BTk6dZem

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