I'm 34wks n feel da same once our belly has dropped it should get easier
Make Sure You Are Eating Often And Also Get Up Slowly. if You feel You Are Going To Pass Out Lie Down. If There is No Where To Lie Sit With Your Head Between Your Knees Or At Least Down. You Want The Blood To Get Back To Your Brain. And Yes Talk To Your Dr About It.
Yes its pretty common. Im having the same problem. Just keep an eye on it and if it gets worse mention it to your doctor.