Transporting oxygen and Nutrients throughout our body.
Answer:
try and condition before (your not gonna be able to run a 6 minute mile at first) drink alot of water, get sleep, and eat healthy. I am a cross country runner so I should know.
Explanation:
Answer: A carrier hosts. Hosts that do not show outward signs of a disease but can transmit it are carrier hosts as they host the disease in their body and carry it without symptoms.
This can cause sleep deprivation<span>, which leaves you more vulnerable to respiratory infections like the common cold and flu. </span>Sleep deprivation can<span> also make existing respiratory diseases worse, such as chronic lung illness.</span>