Energy balance also has to do with whatâs going on in your cells. When youâre in a positive energy balance (more in than out) and when youâre in a negative energy balance (more out than in), everything from your metabolism, to your hormonal balance, to your mood is impacted.
Muscle injuries are very common in both professional and recreational athletes. They typically occur in muscles that cross two joints, during explosive activities such as sprinting, and when the athlete is suddenly increasing their exercise regimen (i.e., training camp).
Running injuries usually happen when you push yourself too hard. The way your body moves also plays a role. You can prevent many of them. Here's how. 1. Runner's knee. This is a common overuse injury. Runner's knee has several different causes. It often happens when your kneecap is out of alignment.