The phrase "a host of social problems" is correct and usable in written English.
It can be used to describe a large number of social issues or challenges that exist within a community or society.
Example: "The report highlighted a host of social problems, including poverty, unemployment, and inadequate access to education."
Alternatives: "a multitude of social issues" or "a range of social challenges".
A host of social problems are waiting for a solution.
During the 1960s, concentrated poverty began to foster a host of social problems like drug addiction and crime that degraded the social and civic health of black neighborhoods.
Our special report casts doubt on the widespread view that inequality causes (or is associated with) a host of social problems.
A1 Fears on Methamphetamine Local officials from across the country declared methamphetamine the nation's leading law enforcement scourge, blaming it for crowding jails, increased theft and violence, as well as a host of social problems.
Others argue that the movie distorts black history and appears to blame the victims of racism for a host of social problems, including a preponderance of broken families and a high incidence of teen-age pregnancy.
ATLANTA, May 24 In a speech laced with references to his own religious beliefs, Vice President Gore today proposed expanding the role of faith-based organizations to solve a host of social problems.
Beyond food shortages, biofuels cause a host of social and economic problems in developing countries.
More often than not, the explanations end up focusing on the longstanding national obsession with beauty pageants and the distraction they provide from a host of social and economic problems.
More typically, The Times chronicled the great changes in the city as the 19th century moved toward its close: the Dickensian gloom fading as arc lamps replaced gaslight on Broadway, a new elevated train rumbling up Third Avenue, the Brooklyn Bridge being constructed high over the East River and New York's population swelling with immigrants and a host of social and economic problems.
While other studies have shown that economic and miltary strength of the United States has not guaranteed that its citizens would be at less risk for a host of social, economic and health problems, the new report is the first to compile data for children and to emphasize them.
However, when that is at the expense of a community already struggling under the weight of a host of social issues, that is a big problem.
