There is no such thing as a "risk-free" investment. If you decide to invest in something, you should be prepared to suffer losses due to a variety of factors, including depreciation, inflation, and volatility. Therefore, it means that not everybody should invest.

You would be better off working in company, as other members have suggested. Plus, being involve in the cryptocurrency market would require you a thorough research that would support your financial decision, otherwise you could lose thousands of dollars in a matter of second.