Elevated Blood Pressure During Pregnancy  Ask Heidi Murkoff
"Last month my practitioner told me that my blood pressure was
slightly elevated. And this month she told me that it's still
high — though not high enough to worry about. But I am worried!"
First of all, relax — because nothing sends blood pressure
soaring like worry.  In fact, worry may be the reason why your
blood pressure has been slightly elevated to begin with. 
"White-coat hypertension" is a pretty common phenomenon in which
patients get edgy in medical settings, causing a rise in their
blood pressure. Or that slight rise could mean that you're among
the two percent of women who develop transient (temporary) high
blood pressure during pregnancy. If that's the case in your
case, then you can relax even more: This type of hypertension is
perfectly harmless and usually disappears after delivery. Which
is probably why your practitioner isn't concerned just yet.
Generally, blood pressure tends to drop during the first few
months of pregnancy as bl