Yes, your sims have a life span which you can change the length of in options.
They have different stages of life for a certain amount of time:
baby
toddler
child
teen
young adult
adult
elder
Chat with our AI personalities
You should be a teen to play the sims 3.
89
you can buy a cake and then use it
there are many ways that sims can die or be killed on the sims 3 wii,here are some reasons:flies,drowning,fire,electrcution,and old age
im guessing M15+ :)