How your 3 week old baby is growing ?
Your baby is growing so fast. He is almost a month old. He may be trying to lift his head up while on his tummy.By this week, your 3 week year old may gain some body control. As he gains control of his muscles , you will notice his arm and leg movement becomes less jerky.
Your life
You may be so exhausted from sleep deprivation and the other demands of being a new parent. It will help to get some sleep or rest while the baby is asleep. You should also note that exhaustion could also be due to lack of iron. As the baby grows, his sleep pattern will become more regular. However every baby is different. Some babies need more sleep than others.
You can talk to other parents on tips for coping with fatigue.
Content Sources
Babies first year. Parents. http://www.parents.com/baby/development/growth/baby-development-week-by-week/. Accessed December 10, 2015
3 week old baby. What to expect. http://www.whattoexpect.com/first-year/month-by-month/week-4.aspx. Accessed December 10,2015