NEW YORK, March 2 /PRNewswire-FirstCall/ -- Weight Watchers International, Inc. (NYSE: WTW), today announced that the United States District Court for the Southern District of New York has issued a preliminary injunction which bars Curves International, Inc.

Despite growing competition in the fitness industry, a chain of female-only clubs hopes to open nearly 40 locations in Baltimore and Washington in the next two years.

HOLLIS, Maine - On a winding country road in the middle of nowhere, a building that once housed an antique shop now holds groups of women working out. Curves, a no-frills fitness club for women, can be found in the oddest places.

Targeting women in small-town America is part of the strategy of Curves, the no-frills fitness club for women. It appears to be working. Curves has grown to more than 8,400 franchises in all 50 states and 28 countries, making it by far the world's No. 1 fitness center in terms of number of clubs.

HOLLIS, Maine -- On a winding country road in the middle of nowhere, a building that once housed an antique shop now holds groups of women working out. Curves, a no-frills fitness club for women, can be found in the oddest places.