If a pregnant woman belongs to the group of women with a high-risk pregnancy, and thus has had repeated miscarriages, suffers from frequent increases in blood pressure or has been diagnosed with diabetes, transport by plane is definitely not recommended. During pregnancy, women are more prone to the formation of thrombosis, while this risk increases in the case of long flights or prolonged sitting multiplies. Other reasons for not recommending traveling by plane during pregnancy are anemia, heavy vaginal bleeding, diarrhea or vomiting.\r