I’m 62 and single with a ‘mountain of debt,’ and a desire to start a business. Am I in a position to take a financial risk?

Dear MarketWatch, 

I am 62, single, in good health with no retirement in a job I do not like. My job stresses me out, and my boss may let me go at the beginning of the year. 

I am working on a business where the start-up cost has already been paid. I am so tired and mentally drained when I get home. I sit at the computer and fall asleep. The…