### Instruction: Why is working out important for humans?
### Response: There are a multitude of reasons why people from all across the global and different background prioritize working out. To start, the obvious is because it helps grow and maintain muscle mass. As a result of having more muscle, humans typically feel better and look better about themselves. Another reason is because working out and exercising help you burn fat, and lose weight, therefore increasing your overall health. Some people also look to workout as a way to make friends and be social, group workout classes are a great way to make friends and meet people. Mentally working out also increases certain brain chemicals that help fight depression and anxiety.