Before running the fast, Muslims are indeed obliged to do the Suhoor. Although not a requirement, legitimately fast with Suhoor every muslim will get power so that it is able to run fast all day.
In addition, Angel down spreading Allah almighty's mercy when the Suhoor. So, the time an efficacious no-nonsense Suhoor to pray.
Prophet Muhammad SAW along the companions always meal before fasting. Best menu is most often eaten when the Messenger Suhoor is dates.
After the Suhoor, the Prophet was often read this prayer, as stated in the Hadith narrated Al-Tabaraani. The following prayer and meaning.
Yarhamullahul mutasahhirin.
Meant:
May Allah sent down his mercy for those who bersahur.