Carrie Madormo, RN, MPH, is a health writer. She has over a decade of experience as a registered nurse, practicing in a variety of fields, such as pediatrics, oncology, chronic pain, and public health ...

Buying an espresso machine can feel like a smart way to cut back on pricey coffee shop drinks, but if you're not careful, you could end up spending just as much chasing café-quality results at home.