Obsessive-Compulsive Disorder (OCD) characterized by the presence of obsessive (persistent/intrusive) thoughts and compulsive, repetitive behaviors that are time-consuming or cause significant distress/impairment.
Hypochondriasis is characterized by very high levels of worry about illness, a tendency to appraise their bodily symptoms as unduly threatening, harmful, or troublesome, and often think the worst about their health.
When you are pregnant, you are not just "eating for two." You also breathe and drink for two, so it is important to carefully consider what you give to your baby. If you smoke, use alcohol or take illegal drugs, so does your unborn baby.