Severe blushing is common in people who suffer social anxiety in which the person experiences extreme and persistent anxiety in social and performance situations.

Such children often have learning difficulties that result from persistent anxiety about their performance in one area or another.

The Longbridge plant outside Birmingham employs 9,000 workers, and there has been persistent anxiety among Rover employees about their future.

European officials, prodded by persistent anxiety among consumers, have argued that there are many reasons to be worried.

Cancer survivors often experience psychological problems, including depression, persistent anxiety, debilitating fatigue and fear that cancer will return.

A knot of misery greater than his physical suffering, greater than any of his persistent anxieties about the farm.

Hence the persistent anxiety.

DO you have signs of persistent anxiety?

Biting your nails may be nothing more than an old habit, but in some cases it's a sign of persistent anxiety that could benefit from treatment.

Nonetheless, Greenspan was surprisingly interesting on subjects like European hostility to genetically modified food and the persistent anxiety that many American workers feel in the face of technological change.