Answer:
anaemia
Explanation:
it causes way more than anaemia but it is one of the main problems
C. a person who is in a monogamous relationship and has protected sex.
Answer:
The common cold is an infection of upper respiratory tract including your throat and nose.
The condition of common cold is mostly harmless and it lasts for two weeks. Symptoms of common cold include fever, sneezing, runny nose, and congestion.
A common cold is caused by different types of viruses, at least 200 viruses are present that causes common cold and they also change over the time. That is why a person do not gain immunity towards common cold, as every time a new virus infects the person.
<span>A heart attack happens when one or more of your coronary arteries become blocked.</span>
