I think i might be pregnant?

I been havin alot of early sign preg symptoms dese last two weeks hot flashes headaches lower backaches leg cramps dizziness lighthead fatigue qeasyness swollen tender breast food aversions I jus feel that I am adn discomfort around my lower abdomen and mild.cramp.for a day I missed my period could I be pregnant when should I test. And my eyes already light brown dey look even lighter fa some reason pls help I feel sick frm da bottom of my stomach sometimes and smell heighten up too or is it pms I came on my pm last may on da first so I think I missed my period dis mnth