A cough is an illness in which you cough often and your chest or throat hurts.
I have a bad cough because I smoke too much.

food and drink considered in terms of its qualities, composition, and its effects on health
We need to consider your diet before we place you on an exercise routine.

to remove; to eliminate
The school board member wanted to get rid of school sports, but the community protested against his proposal.

from one hand to another
The people were locked hand-to-hand and would not let the police through.

chief; princiapl; most important
An inactive lifestyle is one of the leading causes of weight gain.

to take place; happen
It never occurred to her to call her parents when her plane got delayed.

to send air out of the nose and mouth in an explosive way that you cannot control
When you sneeze, you suddenly take in your breath and then blow it down your nose without being able to stop yourself.

a sign of an illness or problem
He didn't have any of the usual symptoms from the disease.

horrible, dreadful
There was a terrible fire that destroyed 2,000 homes.

a tiny, infectious agent that causes sickness in humans and animals
The common cold is caused by a virus.