Place your hair on a piece of white paper and try to see how wide your hair is pretty thin, right Although the width of each person’s hair is a bit different, you could probably fit about lots of these virus-built battery parts, side to side, across one hair. These micro-batteries ...
Along with the development of society, more and more problems are brought to our attention, one of the most serious issue is the gray population. Nevertheless, the significance of elderly people in society cannot be overstated. As...
Scientists say Sever Acute Respiratory Syndrome (SARS) is caused by a new virus from the family of corona viruses (冠状病毒), which also causes the common cold. WHAT ARE THE SYMPTOMS? The World Health Organization says the main symptoms of SARS are high fever (over 38℃), dry cough, shor...
According to theCDC, COVID-19 is caused by SARS-CoV-2, a coronavirus discovered in 2019. Illness can range from mild to severe, though not everyone infected with the virus develops symptoms. Compared to the flu, COVID-19 spreads more easily and individuals infected with COVID-19 may take...
This is why people often get cold sores after another illness. Chicken Pox –caused by varicella Zoster Virus can reoccur as shingles in adulthood. How do viruses spread? Viruses are very small and light and are passed between people by touch, through water or in the air. How do humans ...
What do rabies, cold sores, and COVID-19 all have in common? They are each caused by a viral infection. Viruses have co-existed with humans from our earliest evolutionary origins—and well before that. To date, scientists have identified at least 219 virus species that are able to cause ...
What viral disease is caused by the Epstein-Barr virus? What are epidemic prone diseases? What is a viral disease of the central nervous system? What disease does human herpesvirus 1 cause? What is the most common communicable disease? What infectious diseases have been eradicated? What was the...
You are more likely to get a cold in the winter. Your risk is higher if you smoke cigarettes or have allergies, such as hay fever.What causes a cold?A cold is caused by a virus. Many viruses can cause a cold, and each is contagious. A virus may be spread to others through ...
Thetransmissibilityof new SARS-CoV-2 variants should eventuallyhit a plateau, just as the coronaviruses that cause the common cold did. But in the meantime, “we don’t know what the next decade is going to look ...
COVID-19, the illness caused by the coronavirus, starts with droplets from an infected person’s cough, sneeze, or breath. They could be in the air or on a surface that you touch before touching your eyes, nose, or mouth. That gives the virus a passage to the mucous membranes in your...