Your uterus is now the size of a grapefruit. The muscle wall is thick and strong and is now starting to become more elastic and thinner.
You may notice your skin changing; pregnancy stretchmarks are starting to form due to the stretching of your skin, the increase of weight and the influence of hormones.
The baby is now 15 centimeters long and weighs 120 grams, about the size of an avocado. The baby can now distinguish light and dark, but its eyes are still closed. The organs in the body are now formed. Your baby can roll and turn, but during a first pregnancy you will probably not feel this until the 18th to 20th week.
The baby is getting more recognizable traits such as lifting the head, opening the mouth and moving the chest up and down, such as with deep breathing.
Your baby can suck, swallow the wrong way and even get hiccups. Your baby can yawn, stretch, raise its eyebrows and frown.