However, removal of the tonsils does not seem to increase susceptibility to infection.

And resistance to one pest can often increase susceptibility to another.

High blood levels of cholesterol also increase susceptibility to infections, according to the results of animal studies.

Some genes have been identified in humans that may increase susceptibility to infection.

The study was not designed to show how serving in Iraq might increase susceptibility to allergies.

An imbalance of this "heat" and "cold" is said to increase susceptibility to sickness or directly to cause disease.

They say the products may increase susceptibility to infection.

Fatigue, stress, and anxiety, are some factors that can increase susceptibility to motion sickness of any type.

Types of stressors that increase susceptibility to the common cold in healthy adults.

The isolation of the different population also increases susceptibility to declines.