Definition: In this task, you need to generate an appropriate title for the given summary of some paragraph. The generated title must be short and should include the main topic of the given text. Your summary should be less than 20 words long.
Input: A 26-year-old man who spent 11 days in intensive care with Covid-19 has spoken of the mental anguish he still suffers five months on.

Covid-19 survivor, 26, tells of 'nightmares and flashbacks'