Title: piyu23 - PowerPoint PPT Presentation

Description: Today’s biggest threat to human beings is a viral disease and the biggest challenge is to keep ourselves protected against viral infections. It is believed that more than 3.5 lakhs types of viruses are present in the universe, out of which only 19 types of viruses are known so far. They are coming in the host body in more dangerous forms, sometimes mutating in a new form, and by the time the symptoms of viral infection comes in the body of the infected person, it is unknowingly transmitted exponentially to all those persons coming into contact which leads to community outbreak and becomes uncontrollable. That’s why the viral infection can be considered the deadliest and most formidable enemy of the human being in the Universe. – PowerPoint PPT presentation