 [ Symptoms ] what can i expect during week 19 of my pregnancy [ Disease ] baby your baby measures about 5 2 to 6 inches from crown to rump and weighs about 7 ounces skin is developing and transparent appearing red because blood vessels are visible through it creamy white protective coating called vernix begins to develop mom to be as your baby continues to grow you may be feeling some mid pregnancy aches and pains by now    lower abdominal achiness dizziness heartburn constipation leg cramps mild swelling of ankles and feet and a backache dilated blood vessels might cause tiny temporary red marks called spider nevi on your face shoulders and arms tip of the week take care not to get overtired since rapid growth of the baby can compound the burden on your heart lungs and kidneys