Summary:
- This article discusses a study that found a link between smoking and depression. The study, called the NAKO study, looked at data from over 200,000 people in Germany.
- The study showed that people who smoke are more likely to also have depression. The researchers think this could be because smoking can affect the brain and cause changes in mood.
- The article suggests that quitting smoking may help improve mental health, and that doctors should consider a person's smoking habits when treating depression.