So this exercise is giving my circulatory system a really good workout. That's so that my lungs can get more oxygen into my blood, and my heart can pump that blood around my body. Now the job of the control is to remain the same throughout an experiment, so that any differences in our results at the end of the test can be put down to the variable.Īnd today, that variable is me, the one doing the exercise!Īlready I'm breathing more deeply and my heart is beating faster. Now it may look like I'm cheating, but what I'm doing is super important, as I'm what scientists call the control. There's your bike helmet, and hi-vis jacket! Tall glass building over there, looks like a gherkin. Now that means that today, you get to do all the exercise while I have to put my feet up and relax. So today, one of us is going to do the exercise.Īnd one of us isn't. So we can compare how small changes affect us. Will anything have changed?Īs identical twins, our bodies are very similar to each other. We'll do the same test again after some exercise. Our plan to investigate the effect of exercise on our brains is very simple.Įarlier today, we did a test to measure how smart we are when we relax. I think it's regal appearance gives me an air of authority. That's right, the organ that makes you you. Well today we are going to investigate the effect of exercise on the most important organ of all. But did you know that exercise could also help you think, or improve your mood? Everyone knows exercise is good for you, right?Įveryone knows that exercise makes you fitter and healthier.
0 kommentar(er)
