Such stress lowers resistance to disease and alters gene expression.

Emotional or physical stress can alter the normal hair cycle, causing the disorder.

If the situation is not as severe, toxic stress will still alter the stress response system.

"The reason is that stress really does alter immune-system responses," Jones says.

Dr. Potter and others also said depression and stress could alter memory.

These stresses can alter metabolic activities and can disturb the chemical processes in living organisms.

In a fast paced world, especially for college students, stress can eventually alter one's mood or emotions.

Acute stress can alter the response to moral dilemmas.

On the other hand, stress does not always alter everyday, moral decision-making.

After all, stress could alter the functioning of the immune system, in turn altering susceptibility to cancer.