Often the strain grows resistant to the treatment in areas where the use is not as tightly regulated.

And the new report suggests that such strains will grow.

Weather was favorable and both strains were growing moderately well.

With the shift to managed care for Medicaid patients over the next few years, financial analysts say, the strain will only grow.

Realignments are allowed, however, when the strains grow too great.

Not that she wanted whispers spreading that the strain was growing too great for her.

With each generator he knocks out, the strain on the others grows.

Two weeks passed without another message and the strain grew worse.

However, when the strains grow too great, the nations can agree to realign their currencies.

But in his face she saw strain grow.