How does Caffeine Keep us Awake?

Over 100,000 metric tons of caffeine are consumed around the world every year. That’s equivalent to the weight of 14 Eiffel Towers! Caffeine helps us feel alert, focused, and energetic, even if we haven’t had enough sleep — but it can also raise our blood pressure and make us feel anxious. So how does it keep us awake? Hanan Qasim shares the science behind the world’s most widely used drug.

Healthcare will always have excellent job and career opportunities for caring individuals. There are a wide range of types of jobs available in healthcare, from nursing to doctors, nutrition to therapy, and everything in between. Healthcare Support Workers Job Summary. As a healthcare support worker, you will be responsible for assisting and caring for patients in a fast-paced and dynamic clinical environment. You will be expected to change dressings, take vital signs, and ensure that each patient has a comfortable and safe area to recover in. This video highlights a small segment of the healthcare career fields for your enlightenment.