Need help and answer plzz answer

Leticia • I love drawing. Have the best guy in my life to take care of me when i need. Shy and loyal. Love making new friends. Want to be a baby sitter and a guidance conseleror. I love helping people
Me and my boyfriend had sex on January 1st. And 5 days already pass. It Tuesday now. But wen I eat I feel sic. I had headache for four day already. And my hips hurt like hell. Is this my period or becoming pregnant. I need a answer. My clothes hardly fit me. I been feeling lightheaded for a couple days. My breast arnt sore. Am I pregnant or paranoid.