Luckily, the extreme fatigue is mainly in the first trimester; after 12 weeks your energy will return. If possible, give in to this fatigue and rest when you can.
Craving special food is not a myth. It is possible that you now want to eat pickles with ice cream or other bizarre combinations, several times a day. You should still try to keep a healthy and varied eating pattern.
Now a difference can be seen between a boy and a girl. A boy develops testicles and a girl ovaries.
The skeleton starts to be formed and the bones begin to ossify. The baby starts to get fingers and toes. The baby is now two centimeters, about the size of a bean.