My 4 month old baby crying a lot in night and don't sooth by anything like toys or walk or breastmilk suddenly from sleep he started screaming like having bad dream or something similar i am not able to recognise what's the reason behind that and how can I avoid that situation

Hi

My baby is 4days

My 30 days old takes breast for a moment and then pushes it away...after that she cries out aloud for breast...doing this again and again from last 2 days...when i give her pumped milk by bottle she is taking it without any fuss..what could be the reason

My baby is 10 months old...From one and half month , there is Water Bubbles on her hand and feet...they are and again they back ..it happened 4-5 time till now ???