The most common illness in the world is the cold.It often stars with a sore throat.You sneeze and your nose runs. You usually have a headache too. Often you have a cough after that.It’s not a terrible illness,but you can feel quiet ill.
There isn’t a cure for a cold,but you can take some medicines to make you feel better.For example,you can take aspirin to get rid of your headache.It is good to have a rest,and to drink a lot of water too.A doctor once told me “With the right medicine,a cold will last for seven days.With no medicine,it will go on a whole week!”
Where does our medicine come from?A long time ago,people understood that some plants made them feel better.They ate the leaves,the roots,the fruit,or the seeds of the plants. For example ,the juice from the lemons makes sore throat feel better.
In modern times,scientists have looked at these plants,and found out which chemicals are in them.Many of our medicine today are made from those chemicals.
There are some illnesses which we can’t cure yet.And nobody has found a cure for old age.But because of modern medicines,the average person now lives longer than their grandparents.