"I think interest rates will have a serious effect on the economy."

Doing so may increase the risk of serious side effects.

He was probably at risk as well for serious side effects.

The decision today is only going to add to these already serious effects.

Call your doctor at once if you have a serious side effect.

This is a serious side effect of the drug and could lead to death.

Less serious side effects are more likely, and you may have none at all.

Some drugs with serious side effects do stay on the market.

But these can cause serious side effects, especially for people with heart disease and high blood pressure.

No serious effects were noted either with or without treatment.