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A New Virus
Germs are tiny living things all around us. You need a special microscope to see them. One type of germ is a virus. Like many germs, a virus inside your body can make you sick. Viruses cause colds, the flu, and measles.
Estimated Reading Time: 5 minutes (373 words)
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A Week of Human Beans
Viruses can start small and spread fast. But how? You can make a model to see for yourself.
Estimated Reading Time: 4 minutes (302 words)
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Breathe Healthy
It is important to keep your lungs healthy. Healthy lungs work better. They bring in more of the oxygen your body needs to live. You can help keep your lungs healthy.
Estimated Reading Time: 4 minutes (282 words)
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COVID-19 and the Environment
COVID-19 has also changed the environment. Fewer airplanes are flying. Many factories are closed. People are driving less. In many cities, the air is cleaner. The water is clearer. People can hear birds instead of traffic. Wild animals walk down the street.
Estimated Reading Time: 2 minutes (164 words)
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Fighting Pandemics
The first step in fighting a new virus is to stop its spread. Sick people stay where they won’t get others sick. Health workers find people who could have been exposed to the virus. Those people may go into quarantine. They also stay away from others for a time. If they stay well long…
Estimated Reading Time: 5 minutes (375 words)
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Good News! Antibodies
People who have recovered from COVID-19 have antibodies in their blood. Antibodies are proteins made by cells in the immune system. They help fight the virus.
Estimated Reading Time: 1 minute (79 words)
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Good News! Minecraft
It can be hard to understand how staying at home slows the spread of a virus. Programmers Joseph Davies and Hugo Barne are fans of Minecraft. They created a way for kids to see how quarantines affect the spread of a disease. Blockdown is a free Minecraft map. Players manage an imagined…
Estimated Reading Time: 1 minute (82 words)
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How Can We Recognize and Treat COVID-19?
If you have a fever, cough, or your head and body hurt, you may have COVID-19. There is a special test to see if you have COVID-19. Your parents can call your doctor to see if you need the test. If you do, a nurse will stick a cotton swab far up your nose to get a sample. They can test…
Estimated Reading Time: 3 minutes (268 words)
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How Does the Virus Make People Sick?
The coronavirus invades cells in the nose and throat first. It uses the spikes on its surface to get inside the cells. Think of using a key to unlock a door. Once inside, the virus forces the cells to make new copies of the virus. These copies break the host cells open and go on to infect…
Estimated Reading Time: 3 minutes (254 words)
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How We Breathe
The diaphragm is a very thin set of muscles just under your chest. When you breathe in, or inhale, the diaphragm moves down. This lets your lungs fill up with air.
Estimated Reading Time: 4 minutes (305 words)