Keep track of you A mood tracker is a handy tool to help you map your emotions over time. Whether you want to understand how you feel and why, or learn more about your mood patterns, this book is the perfect place to start. Including a monthly mood tracker, a sleep chart, a diet tracker and more, this journal allows you to check in with yourself every day – it’s a simple way to untangle your feelings, keep tabs on your state of mind and gain a clear snapshot of you.