Alcohol can trigger either a migraine or a cluster headache. There are 3 main triggers in alcohol: Dark alcoholic beverages, such as red wine, sherry, brandy, scotch, bourbon, and beer, contain tyramine. Tyramine is an amino acid that occurs naturally in your body and is also found in many foods.
Sometimes a twin pregnancy just happens. In other cases, specific factors are at play. For example, a twin pregnancy is more likely as you get older because hormonal changes can cause more than one egg to be released at a time. Use of assisted reproductive technologies â such as in vitro fertilization â also boosts the odds of twins or other multiples.
Twin pregnancies are at increased risk of intrapartum complications, such as fetal heart rate abnormalities and complications related to malpresentation. This topic will review issues related to the delivery of twins, such as timing and route of delivery, fetal monitoring, maternal analgesia/anesthesia, and management of delivery. Antepartum assessment and neonatal management of these pregnancies, and monoamniotic twin pregnancy, are discussed separately.