When we inhale, air is drawn into the lungs, and the alveoli in the lungs ar â¦ e the sites where gas exchange takes place. Carbon dioxide exits the blood, and oxygen enters. When we exhale, the carbon dioxide is carried out of the body, and the process is repeated with another breath.
Most showers can put out freezing-cold water, which is very uncomfortable, but even a medium-cold setting should be enough to rejuvenate the body. Benefits of Cold Showers. The top benefits of cold showers include the following: Strengthening immunity; Increasing circulation; Speeding post-exercise recovery; Boosting the metabolism
This writer tried taking a cold shower every day for a week to see if she would experience the research-backed benefits of cold showers. My favorite thing about my days as a competitive swimmer was plunging headfirst into freezing water before sunrise.