Is it normal Always Having Cold Feet?

"So-and-so is cold foot!" - it means that you are unlucky, afraid, scared. Popular sayings have their wisdom. So what is the real reason for this expression?

Is it normal to have cold feet?

The human being has an incredible ability to adapt to the hardships of life. And above all “to push the problems with the belly”, to circumvent the situations without actually solving them, at the risk of aggravating them more and more.