During pregnancy you should avoid fish that contains Mercury (including swordfish, tile fish, mackerel and shark). Also avoid saccharine, alcohol, deli meats, unpasteurized cheeses, and meat, poultry and fish that have been under-cooked.

Acne is a skin problem that begins when dead skin and oil clog up the pores of your skin. Hormonal changes during the teen years often increase the level of oil in your skin. This can result in mild to severe cases of acne.

Since very little of the chemicals in hair dye are absorbed into your system, it’s probably safe to dye your hair during pregnancy. However, if you’re concerned, you might consider waiting until the second trimester, when your developing baby is less vulnerable.

Prenatal vitamins, which are now available without a prescription, are safe to take during pregnancy. For any other medications, vitamins, herbal remedies or supplements, check with your physician.

It is usually safe to travel by airplane up to 35 weeks into your pregnancy. If you need to travel after 35 weeks, check with your physician. To reduce your chances of getting a blood clot during a flight, get up to stretch your legs several times.