We all know not to ignore chest pain, but did you know a grinding sound from your car's brakes could be even deadlier?! And if your friend constantly gossips about other people, they probably gossip about you too! From scary medical symptoms to everyday signs of danger that you might not think about, learn 100 things that you should absolutely NEVER ignore.

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/Q3kYnjeQ

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