- Smelling of alcohol
- Wanting to stay over in friends’ houses, especially after discos or parties
- Suddenly using breath mints or brushing teeth more often
- Using too much perfume or aftershave
- Becoming very secretive (more so than usual)
- Lacking co-ordination in speech and movement
- Being excitable, giddy or moody
- Changing sleep patterns or being tired during the day
- Lacking interest in anything
- Getting poor grades and skipping school
- Borrowing money
- Stealing and lying
Some of these signs may be similar to the normal behaviour changes that teenagers go through, so it is important not to jump to conclusions.