'We are trying to pull things together but certain things trigger it all off again,' said Robert.

Depression may start after something bad happens, but other things also may trigger it.

Certain things, such as stress and taking certain medicines, can trigger an attack.

Different things can trigger each kind of headache in different people.

Although these things can trigger lupus, they may affect one person but not another person.

The smallest thing can trigger a stampede - sometimes nothing at all.

Beriwan said that many things triggered memories of their time in detention.

Because of the general syndrome that it is, many things can trigger it.

Small, kitschy things mostly, but meaningful because they triggered memories.

Finally we named a street after him, but the whole thing triggered the re-issue of this press release.