We could all use a few more survival tips in our toolbelts. The world is vast and unpredictable, and we as humans face a lot of potential threats we often don't even think about.
Luckily, knowledge is power, and for every potential catastrophe there is a wealth of knowledge on how to anticipate danger and protect ourselves. Rather than dwell on the situations out of our control, why not arm ourselves with tips that could potentially help us down the road?
Bend your knees/elbows when bracing for impact. If you lock your joints you're probably going to break something.
Stay still after a car wreck unless there's fire, moving around can worsen any potential spinal injuries, no matter what condition your car is in, if there's any chance of a spinal injury the fire brigade will still take the roof off and the paramedics extricate you in various braces to prevent movement.