I have this new surge of energy and motivation, and it's really exciting. (mindbodygreen.com)
You've probably experienced just how rapidly most sugar burns in your body — how it gives you a sudden surge of energy followed shortly by a complete crash. (pages.thealternativedaily.com)
They may provide an initial surge of energy, but you will quickly experience an energy crash after eating them. (healthyeating.sfgate.com)