Kashrut: Jewish Dietary Laws. Kashrut is the body of Jewish law dealing with what foods we can and cannot eat and how those foods must be prepared and eaten. Kashrut comes from the Hebrew root Kaf-Shin-Reish, meaning fit, proper or correct.
Squats obviously help to build your leg muscles (including your quadriceps, hamstrings, and calves), but they also create an anabolic environment, which promotes body-wide muscle building.
1 Squats are mostly known as a leg exercise, but they promote body-wide muscle building by catalyzing an anabolic environment.  Squats are also one of the best functional exercises out there, promoting mobility and balance and helping you complete real-world activities with ease.