Most such measures did not last long, and some proved harmful in the long run.

He'd been pretty sure that Annie would prove potentially harmful.

He also ruled out playing if it proved harmful to his team.

The dandelion, while sometimes used as a food source, can also prove harmful to crops.

Which lie will prove more harmful to our country in the long run?

It could ultimately prove more harmful to me than anything the Crooks might do.

But he also found that stretching offered no protection against injury and could sometimes prove harmful.

Some of the changes could be beneficial, but most will prove harmful in the long run, the report says.

The ensuing trade war had popular support but proved harmful to the economy.

The resulting television and press publicity proved harmful to the authorities.