Increased Heart Rate
So they can swim longer.
In the atmosphere, warm surfaces can heat the air above them. High pressure in the atmosphere is what causes the air to rapidly heat.
There are a few causes that lead to atmospheric air to be rapidly heated. Having a fire burning will lead to rapidly heated atmospheric air.
deep breathe and exhale rapidly,whispering the worf "huff"
your lungs
Running at the mouth
cardiac
Without oxygen to breathe, we would rapidly suffocate and die.
If you have asthma then itll obviously happen. But if you dont then its caused from breathing in through your mouth. When you breathe in through your mouth the air goes unevenly into your lungs. One of your lungs is gonna have more air and that causes your sides to hurt. Heres some advise, if u cant breathe then stop running. :)
Gibberellin
Yes. Here are some examples: Rapidly running water (Rapidly is an adverb modifying "running" which is a present participle used as an adjective) Very rapidly running water (very is an adverb modifying "rapidly"). Completely bald (the adverb completely modifies the adjective bald) Almost completely bald (the adverb almost modifies the adverb completely)
mouth