While you could just run slowly for your first mile, a proper running warm-up routine gives you a lot more payoff
Here's why you should warm up before you run – and exactly how to do it.
9 Exercises for Glute Warm Up Before Running
Warm Ups for Runners
Running warm-up: Why and how to do it
Quick Warm Up Before Running
Warm-Ups, Cool-Downs, and Stretching for Running
Track And Field Warm Up - The Essential 3 Step Warm Up
How to warm up and cool down when running - Quora
Dynamic Warm Up for Runners - Tara Rochford Nutrition
How to Warm Up and Cool Down For Running
Running Warm-Up for Glute Activation - Spooner Physical Therapy