Ideology - the volunteer believes in a cause and volunteers to fight for it.

The body clock has been studied very little in older volunteers and so we do not know the answer to this.

There was always plenty now - not to mention an increase in volunteers helping.

The Union army was experiencing a decline in volunteers when it needed them most.

Up to 90 percent of these attacks were eliminated in volunteers during the drug's initial tests.

Green remains active in social media and volunteers her time to various causes.

This will be followed by a second, larger safety study in healthy human volunteers.

She is involved in many community organizations and volunteers for numerous charities.

She started a community orchestra in her town and volunteers teaching violin to grade school students.

If we can't fund them with dollars, I'll look for other ways to help, such as sending in speakers and volunteers.