The 4-day workout split is a training plan<\/a> that involves four weekly gym sessions, each targeting a specific set of muscles. It tries to maximize exertion on the target muscle groups while allowing other muscles to recover on days when they aren\u2019t being used. <\/p>\n\n\n\n (It\u2019s also worth checking out the 2-day<\/a> or 3-day workout split<\/a> if having only two or three workouts per week fits your schedule better, or our 5-day workout split<\/a> if you prefer more frequent training.)<\/p>\n\n\n\n In this article, we\u2019ll break down common variations of the 4-day split workout, including sample routines. We\u2019ll also help you figure out if the 4-day split is a good fit for your workout routine.<\/p>\n\n\n