They may also be irritable and have trouble sleeping, have difficulty chewing and swallowing, and / ​ or tremble and shake when upset or scared.
Meitenes, kas cieš no Reta sindroma, bieži ir nemierīgas, slikti guļ, viņām ir grūti košļāt un rīt, un aiz bailēm vai satraukuma viņas nereti mēdz drebēt.