Overworked? 4 Signs You Need to Recharge

Take a cue from endurance athletes: Here are four ways to tell you're about to hit a performance wall.

Sometimes it’s obvious we need a break, but in most cases we figure it out too late. When you work double-digit hours and Sundays are no longer a day of rest, feeling overworked can become the new normal. Even so you’ll eventually hit a wall, and when t…