Pregnancy Offers Relief from Some Diseases
pregnancy, some women experience relief from symptoms of autoimmune
illnesses such as rheumatoid arthritis and multiple sclerosis.
The symptoms usually return after childbirth, sometimes with
increased strength. A new study may explain why.
found that in pregnant women, there were lower levels of hormones
that trigger the protective action of the immune system. They
theorize the reason for this decrease is that if the hormone
level were at its pre-pregnancy state, the woman's immune
system might recognize the fetus as a foreign body and reject
systems of people with conditions such as rheumatoid arthritis
and multiple sclerosis tend to work on "overdrive," and it
appears that pregnancy may slow this over-activity down.
Journal of Clinical Endocrinology and Metabolism, October 2001.