According to the studies, as much as 80 percent of pregnant women experience insomnia sleep disorders such as pregnancy insomnia. Some of the main reasons for such sleeping disorder include leg cramps, constantly waking up and going to the bathroom, anxiousness, exhaustion, and more. This may happen anytime during the three trimesters particularly during the last three months of your pregnancy. insomnia cure Heartburn is one of the culprits specific to pregnancy insomnia. Do not take midnight snacks before going to bed. However, if you enjoy eating before bedtime, eat just light meals. Avoid foods that are high in protein as well as those containing plenty of sugar or fats.