"It is showing what a lot of us know, that this is a worldwide problem."

Heart disease is a worldwide problem and the leading cause of death among Americans.

Over population is now a worldwide problem and shortages of food and water are coming to us all.

The prevalence of obesity is becoming a worldwide problem, with the American population leading the way.

We shall hear more about this worldwide problem, despite attempts to suppress it.

Domestic violence is a worldwide problem, and governments should intervene.

Dengue has emerged as a worldwide problem only since the 1950s.

Alzheimer's disease and other forms of dementia are a huge worldwide problem.

We are therefore faced with a worldwide problem that is not confined to Russia.