There are some subtle but important differences. Tracksuits were originally designed for athletes to wear during training or before and after competitions. Compared to sweat suits, they usually have a slimmer, more athletic fit. A men's tracksuit (that is, a matching zip-front jacket and pants) is often made from lightweight, moisture-managing performance fabrics. Sweat pants are primarily designed for comfort and casual wear. They're ideal for lounging around the house or light activities, with a looser, baggier fit and a straight leg.

In fashion terms, it's a bit of a grey area. While the terms are often used interchangeably, there are differences. A men's tracksuit is generally either designed for sports and exercise or inspired by the warm-up suits that athletes wear on the track or field. A sweatsuit leans more toward comfort and casual wear. Sweatsuits are typically made from softer, cosier materials like cotton fleece.

Tracksuits offer a combination of comfort, practicality and style, making them a popular choice for people of all ages and backgrounds. The rise of athleisure has made tracksuits even more popular, as they combine athletic wear with casual style. Whether you're an athlete, a fashion enthusiast or simply someone who values comfort, a tracksuit can be a versatile and stylish addition to your wardrobe.