Upon successful completion of this course, students will be able to: 1  describe what critical thinking is, and explain why it is valuable; 2  assess the credibility and reliability of sources;
A child with a cold may have a runny nose with mucus that starts out clear but can turn thick and gray, yellow, or green over seven to 10 days. He may also have a headache, sore throat, or cough or run a low-grade fever. Here are three signs that your child has something more serious and needs to be seen by a doctor.e may also have a headache, sore throat, or cough or run a low-grade fever. Here are three signs that your child has something more serious and needs to be seen by a doctor.
About Common Colds. Common colds, or simply colds, are usually quite harmless and go away again on their own. Although they are different to the flu, having the symptoms of a cold-like a cough, sore throat and runny nose-can be bothersome.A severe cold can make you feel weak and ill too.Most colds are caused by viruses. Antibiotics are not effective against colds because they only fight bacteria.lthough they are different to the flu, having the symptoms of a cold-like a cough, sore throat and runny nose-can be bothersome. A severe cold can make you feel weak and ill too. Most colds are caused by viruses. Antibiotics are not effective against colds because they only fight bacteria.