Rest Days
It's essential to take rest days. These are days of low to none physical exertion. The best thing to do on such day is take a walk or ride a bicycle. This will give you cardio and something to do. Rest Days enable your body to repair tissue and prepare you for a good workout the next day. Taking a rest day doesn't mean your lazy, it means your focused and know what you're doing. Rest Days should be utilized especially during weight training. You need to give those tendons and tissue repair time. During a rest day you could work on another muscle group which would be a good use of time.
