If you have symptoms like these, you need to see a doctor right away, especially if they are sudden and severe. In most cases, pulmonary embolism is caused by a blood clot in the leg that breaks loose and travels to the lungs. A blood clot in a vein close to the skin is not likely to cause problems. But having blood clots in deep veins (deep vein thrombosis) can lead to pulmonary embolism.
â A daily increase of 340 calories is recommended during the second trimester of pregnancy, and an increase of 452 calories is recommended during the third trimester of pregnancy. â The nutritional requirements of women who are pregnant or lactating involves more than increased caloric intake.
Good nutrition during pregnancy, and enough of it, is very important for your baby to grow and develop. You should consume about 300 more calories per day than you did before you became pregnant. Although nausea and vomiting during the first few months of pregnancy can make this difficult, try to eat a well-balanced diet and take prenatal vitamins.