How the heart works
This animation will show how the heart works. Your heart is a muscular organ that lies in the center of your chest. It pumps blood containing oxygen from the …
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How your digestive system works – Emma Bryce
Nawal Sharabati Across the whole planet On average people eat between 1 and 2.7 kilograms of food per day. This equates to over 365 kilograms per person per year And …
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COVID-19: What Happens If You Get Coronavirus?
This is SARS CoV-2. It belongs to the family of coronaviruses, named for crownlike spikes on their surfaces. SARS CoV-2 can cause COVID-19, a contagious viral infection that attacks primarily …
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