central nervous system
You’ve probably heard that caffeine can improve exercise performance, particularly for endurance exercise. However, you might not get the full benefits if you do this.
Of course, you’re familiar with exercise fatigue – the burning in your muscles and feeling that you have to stop – but have you ever wonder why you become fatigued? This article discusses exercise fatigue – the role your brain plays and why you often stop before your fuel supplies are spent.
Body composition changes with age. One of those changes is a decrease in lean body mass. Have you ever thought about why muscles age and whether there are things you can do to slow down this process? This article discusses research looking at how muscles age.
