An example of often is how many times someone has to change the diaper of a baby each day.
I often walk to work when the weather is nice.
I've been going to the movies more often since a new theatre opened near me.
Poor people are often sick.
Oh, well, you know people often invent things.
We choose it much more often than we should.
People are often victims of their own natures.
Some things never grew boring no matter how often they were repeated.