As worries for its anemia drugs abate, investors will start to worry about Merck and Novartis.

A new golden age of vaccines is at hand, promising inoculations against malaria, meningitis and much more.

And if it does, why aren't drug companies doing better at developing weapons against it?

A mother-to-be is always shocked to hear that she is going to deliver twins. This is because it involves a lot of medical complications. Under such conditions, she needs to take special care of herself and her baby. This would certainly involve a careful and diligent nutritional diet and routine checkups with the doctor.

Identical Twins:

• They share the same placenta
• They are always the same sex and blood type
• They may not look alike and one can be left-handed and the other right-handed
• They develop at random and not as a result of any family history

Fraternal Twins:

• They may be of different sexes and different blood type
• They look different like normal siblings and are also called non-identical twins
• They are hereditary and run in the family
• They are common in older mothers and among African races
• They are least common in Asian families

Causes of Multiple Pregnancy:

• You are prone to have twins if you are more than 25 years of age and less prone if you are less than 25 years of age
• You can conceive twins in the first few menstrual cycles after stopping birth control pills
• Fertility drugs induce multiple pregnancy
• Transfer of embryos directly into the uterus (ART - In Vitro Fertilization IVF)

Symptoms of Twin Pregnancy:

• Weight gain is one of the symptoms for such pregnancy
• Severity of symptoms which are common to single pregnancy is the other symptom for twin pregnancy

Complications to be considered:

• Preterm labor
• Preterm birth

Facts:

• If you have carried fraternal twins, it doubles the usual risk of having twins
• A history of your partner’s side does not increase your risk of multiple pregnancy
• The natural incidence of twins is 1 in 80 pregnancies and for triplets 1 in 8000 pregnancies
• There are approximately 125 million human twins and triplets in the world, and 10 million identical twins
• One in two pregnancies with same sex babies are identical twins
• The rate of identical twins remains is 1 in 333 pregnancies across the globe

Babies are a delight but delivering twins can be both painful and complicated. Routine checkups are important. So don’t be careless about yourself and your babies.

It wouldn't be good for either company. Here's why.