Mid-career crisis is a normal occurrence for people who have been working for more than a decade. They treasure and are grateful for their careers, but something doesn't feel right. Suddenly, feelings of uncertainty occur. When this happens, how do you deal with it?

Here are five simple tips to help you get past a mid-career crisis, if you're in one at the moment.

Take a Few Days Off

At this point in your career, it's unwise to leave your responsibilities to a company without much thought. No, we're saying that you should take a few days off and disconnect from the corporate world for a short time. Hang out with your friends or spend some time with just yourself.

Taking a break is not only invigorating but it also helps you sort yourself out and figure out what you really want to do.

Pick up a Hobby or Pursue Your Previous Ones

Others think that maintaining a hobby is a hassle when it comes to pursuing their careers. They opt to let go of their guilty pleasures to pay more attention to work.

If you feel like you're in a mid-career crisis, pursuing your old hobby could be helpful. Hobbies relax your mind and can help you learn new information.

Don't be Hard on Yourself

There's no use berating yourself over what-could-have-beens, b4iapply wrote. It's not your fault and you did nothing wrong. Sometimes people feel that their time in the corporate world has reached its end, and dragging it out could have more serious repercussions.

Positivity is Key

Staying positive helps in a mid-career crisis. No matter how awful the feeling is, you must remember that the phase is temporary and it will pass. Being an optimist will help you get through it.

Figure Out Your Next Step

If you are tired of working in a corporate office and are toying with the idea of opening up your new business, you should consider the realities of entrepreneurship.

"I work with people to set expectations about what owning a business would really look like," said Jessica Sweet, a career coach and owner of Wishingwell Life Coaching, as quoted by CNBC. "It may mean working from home in your pajamas. A lot of people need interaction with colleagues and the structure of getting up and going to work every day."

To be successful in entrepreneurship, it's important to ask for advice from other business people. You should also put together a business plan, determine your financial situation and ask yourself whether you really have the passion to start your own business.

On a related note, here are five career moves you should consider in your 30s.