These tend not to be people who have normal problems.

NEWYORKER: The Disconnect

In fact, they tend to be pretty sick, as the normal thinning from fires is suppressed, resulting in an unhealthy tree density, invasion and death from bark beetles, and then surprise a mega fire that takes down the entire woods.

FORBES: Debunking The Phony Beliefs Of The Modern Green Movement

What we need to go on studying is whether diseases like arthritis, which tend to be associated with older age, occur in a normal way or whether the incidences change.

BBC: Head-to-head: Cloning

Dye, ink and paper tend to be more expensive for this method of printing than with normal color printers.

FORBES: Ten O'Clock Tech: Point, Shoot, Print