smoke heavily

The effect is strongest in women who have smoked heavily for many years.

It was heavily smoked inside the cabin for some reason.

People who gamble a lot are more likely to smoke and drink heavily.

He smoked heavily and was an athlete at the highest level.

Some can smoke heavily, drink significant amounts of alcohol and get away with it.

He drank 24 to 36 beers a day and smoked heavily.

Seems to have smoked heavily during the night, too.

She said he smoked heavily until a year ago.

He had smoked heavily for most of his life, and had also developed heart trouble.

But almost anyone who has smoked heavily knows otherwise.