Wondering if obesity has anything to do with blood volume and whether fat people have more blood? Yes, obese people do have more blood than a lean person. More cells need more blood, hence the increased blood volume. There’s more to this simple answer. Read on! There is a clear link between obesity and high … Read more Do fat people have more blood?
The heart’s function is to pump blood carrying nutrients and oxygen. Animals that can function without a heart find other means of getting the nutrients and oxygen. These are the animals that do not have a heart. 1. Jellyfish So how do jellyfish function without a heart? The function of the heart is to pump … Read more 5 animals that do not have a heart