Acne simplex, also known as simple acne, is a common skin condition that affects millions of people around the world. While there are many different types of acne, they all share the same underlying cause: an overproduction of oil that clogs the pores and leads to blemishes and breakouts. Some synonyms for acne simplex include pimples, blackheads, whiteheads, zits, and spots. These terms are often used interchangeably and refer to the various types and stages of acne. While acne can be frustrating and embarrassing, there are many effective treatments available that can help clear up your skin and restore your confidence.