pregnant and not feeling hungry ?

Does anyone else feel this way ? ever since I got pregnant I seem to not have so much of an appetite especially the first months Id hardly want to eat and my boyfriend would get so mad at me and yell at me for it now hes a bit more understanding but im still the same way I'll eat a little bit and he tells me that I dont eat enough and even when I do feel hungry which is usually at night , i'll be really hungry but get full sooo quick !! Im 3 months and have only gained 2 pounds but I actually lost like 10 before I gained the 2