Last updated at 16:53

Anxiety and depression explained

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Selena Gomez made an emotional speech recently at the American Music Awards.

She talked about how she had to take some time off work recently to get better from mental health problems.

She was struggling with anxiety and depression, and needed time away from her music career to recover.

Newsround spoke to Dr Radha to find out more about these conditions, and how they can affect people.

If you want to read more, go to Newsround's guides on anxiety and depression.

Remember - if you are ever worried about how you are feeling, you should always speak to an adult you trust.