Yeast is a fungus that normally lives in the vagina in small numbers. A vaginal yeast infection means that too many yeast cells are growing in the vagina . These infections are very common. Although they can bother you a lot, they are not usually serious.
While the physical effects of stress can be devastating, make sure you donât ignore the psychological effects of stress. When you are under duress, you can make poor decisions, argue with peers, and even jeopardize your job or important relationships.hile the physical effects of stress can be devastating, make sure you donât ignore the psychological effects of stress. When you are under duress, you can make poor decisions, argue with peers, and even jeopardize your job or important relationships.
Another part of the brain that seems to be affected by stress is the amygdala -- the part of the brain that regulates fear and other emotions. A 2003 study found that in mice under stress, the amygdala grew larger while the dendrites in the hippocampus shrank.