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I think it's unhealthy to eat more than 20 oranges a day.

Is eating red meat unhealthy?

This food is unhealthy.

She is quite pretty, but looks unhealthy.

You should give up smoking since it's unhealthy.

Beyond what age is it unhealthy for a child to have imaginary friends?

The conflicts among leaders resulted in unhealthy sectionalism.

The food at the canteen isn't very good, and the menu contains mostly unhealthy foods, too salted or sweetened.