In Cookie Run: Kingdom, Crystals let you draw new Cookies, get Treasures, and finish various tasks; here’s how to farm them quickly.

Stamina Jellies are what you spend to enter battles and do energy-draining stuff like Balloon Expeditions and some events; here’s how to get them.

A good finish time can vary from person to person. Here’s what you need to know to run your best 3.1.

A military breathing technique has gone viral for improving running performance - here's how to do it, and how it could benefit you.