This is interesting. Look at the slow motion video when a drop of glycerol drops on the water surface. What can you deduced from this observation?

An average person can lose about 3 liters of water from a strenuous exercise especially when it is hot and muggy. This loss may occur via respiration and perspiration. Experts say that when the body loses one and a half liters of water, endurance and performance is reduced due to decreased amount of blood that [...]