1She has been obsessing over her ex-boyfriend for months and can't seem to move on.
2Do you think it's healthy to obsess over celebrities and their personal lives?
3The detective became obsessed with solving the murder case and worked on it day and night.
4Try not to obsess over the mistakes you made in the past, and focus on what you can do better in the future.
5The artist's latest sculpture is an attempt to explore the human tendency to obsess over material possessions.