| A | B |
| mental | relating to the mind |
| correlated with | when two things show a connection or relationship |
| drop out | someone who leaves school or college without finishing it |
| earn | the money you get from working |
| enhance | become better or make something better |
| discover | find something hidden, unknown |
| factor | one of many things that affects a situation |
| likely to | probably happen or be true |
| risk | the chance that something might happen |
| consequently | as a result |
| income | the money you get from working |
| chronic | continues for long time and does not stop |
| emphysema | a serious disease that affects the lungs |
| obese | very fat in an unhealthy way |
| depression | a feeling of great sadness that sometimes makes you unable to live normally |
| ingredients | foods that you use to make a particular dish; qualities that help to do or get something |