This as-told-to essay is based on a conversation with Ari Simpson, a 39-year-old entrepreneur from South Carolina, about her T-shirt side hustle. It has been edited for length and clarity.

For years, screen printing has been one of the favored ways to produce unique, striking designs that leave a long-lasting ...

Whether you're an individual or an organization, you have a role to play in promoting healthy living. One of the most effective ways to spread awareness and encourage others is through the use of ...