In this week s episode of ER , Carol, who is pregnant with twins, orders a cup of warm milk instead of coffee because she doesn t want to drink caffeinated beverages during her pregnancy. The following information was provided by Professor Misra and the Johns Hopkins School of Public Health.
Some studies show that caffeine can cause some delays in getting pregnant.
Consuming more than 300 milligrams of caffeine increased the risk of infertility almost three-fold, and reduced monthly chances of conception by 26 percent. We don t know. Studies on this topic focus on 300 milligrams of caffeine, or the amount in about three cups of coffee. There are about 100 milligrams of caffeine in a cup of coffee, about 50 milligrams in a cup of tea, and about 40 milligrams in a can of soda. In the study conducted by Johns Hopkins School of Public Health, consuming less than 300 milligrams of caffeine a day did not delay conception.