Do you need a rest day or are you just being Lazy? Signs and symptoms of overtraining

Unless you're a Navy seal preparing for a life or death mission impossible, the expression, “the only workout you regret, is the one you didn't do” is nonsense and doesn't apply to 99.9% of the population. Overtraining can not only be dangerous, but it can also have a negative impact on your day-to-day life. But how do you know when you’re overtraining compared to when you’re just being lazy!?