#618 What causes the “wall” when running?
What causes the “wall” when running? It is caused by your liver and muscles running out of glycogen. All of the chemical processes in our bodies only work if we…
What causes the “wall” when running? It is caused by your liver and muscles running out of glycogen. All of the chemical processes in our bodies only work if we…
I learned this today. Many animals can run quickly because they have four legs, run on their toes, and have bodies designed for speed. There are three types of animals…