am I ?

im really scared… so like about a week ago I gave my boyfriends a wank (hj) and thenn he fingerd me … since then I’ve been really tired , like the first nite I didnt sleep which is weird for me and myy boobss arr killin mee and ded saww .. ivee been cravin toastt and waterr and I seem to bee gainin a bit of weight & ivee been rava moody.. am I pregnant? iss there anythingg I can look out forr too see if I actully am, im really scared
help please x