Here's how to keep your portfolio healthy

If you have a medical appointment this week, you might want to wish your nurse a happy National Nurses Week. This annual event is designed to celebrate the important role nurses play in health care. Of course, while nurses and doctors can help you in many ways, you can do a lot of good for yourself by adopting healthy living habits, such as eating right, exercising frequently, and so on. But you can also do much to help your financial health.

Here are a few suggestions:

Stay invested. During times of market volatility, it can be temping to head to the investment “sidelines” until things...