The answer is yes. A study by Li and colleagues (2012) revealed that psychological stress is a risk factor of recurrent miscarriage. So if you are pregnant, it is important to deal with stress adequately. Please visit the rest of AnxietyBoss.com for more information and help on stress and anxiety.
Relationship between psychological stress and recurrent miscarriage. Li W, Newell-Price J, Jones GL, Ledger WL, Li TC. Reprod Biomed Online. 2012 Aug;25(2):180-9.