11.   For instance, follicles make the same stress hormones that are made by the hypothalamus in the brain, the pituitary gland and the adrenal gland.

12.   He and his colleagues have learned that an hour spent laughing lowers levels of stress hormones like cortisol and epinephrine.

13.   He said stress hormones were known to go down when people went into the hospital and that being in quarantine might have had the same effect.

14.   He pointed out that among male animals scrambling for dominance, some exhibited much higher levels of stress hormones in response to social pressure than did others.

15.   Immune systems can be weakened and stress hormones increased.

16.   In another lab, investigators studying the effects of stress on memory have found that the neurons needed for memory shrink in response to high levels of stress hormones.

17.   In normal stress reactions, cortisol acts to shut down the production of stress hormones, including cortisol itself.

18.   In the past year alone, Clinton would appear to have waded through a sea of stress hormones.

19.   It prompts the body to release a cascade of stress hormones, particularly norepinephrine, which increases the demand on the heart and constricts blood vessels.

20.   Medical evidence suggests that people who face stress suffer lasting increases in blood pressure, higher levels of stress hormones and shorter life spans.