Certain human beings, including those who are immunocompromised, may be unusually susceptible.

Scientists can test for a number of genetic markers that indicate whether a patient is unusually susceptible to such a quick progression.

But as a nation unusually susceptible to outside influences, officials said, that is Lebanon's reality.

Abdul Jamal turned out to be unusually susceptible to variola.

Dr. Krauss said that such people may be unusually susceptible to the dangers of bad living habits often associated with heart trouble.

He then concluded that his initial batch of research subjects must have been unusually susceptible to verbal overshadowing.

For many, its openness and flexibility is a virtue, but it comes at a cost: it leaves the platform unusually susceptible to attack.

It is unusually susceptible to the damaging effects of petroleum products.

The influence of these institutions on the Israeli economy has made it unusually susceptible to political considerations.

Crescent City's offshore geography makes it unusually susceptible to tsunamis.