1. It hurts to stand up for too long
2. It hurts to sit down for too long
3. Getting out of bed requires some preperation
4. As much as you try and like your kids' favourite music, it just sounds like crap.
5. You look back on the music of your youth as 'real music'
6. Technology starts to baffle you
7. You look in the mirror one day and realise you're now accuratley described as a 'middle aged'
8. You get more nostaglic over time and convince yourself EVERYTHING used to be better in your day
9. You start to complain that youngsters today have no manners
10. You start writing lists of what it means to be old .... :-)
Any more ?