LOL, that's not all...
10. Drink too much can seriously damaging ur brain cells due to the low tolerance of neurones to alcohol
11. Having too much sex...., this is pretty obvious, redirecting of blood flow, extra stimulation of pituitary gland to produce sexual hormones.
12. Taking too much drugs (medications and intoxications).
LoL i have only 3 from the above list... but i have all the above habits. Damn...., my brain is trashed, it's the end of the world, it's disaster... gbye every1, i go kill myself.