Hello I Will Like To Know Since Last Month Around

Hello I will like to know since last month around 16 my period came early than expected and the other thing i hv notice i nolonger finish my meal like beforw smtyms when I eat hot food i run to toilet and smtyms feel like thrs are blowing inside stomach last left side of my stomach da pain ther n as if thy smthng boilng as da sound of water boilibg