Work or no work

My baby turning 1 years old. Recently Placed in ifc. Felt sick once and took care of him almost a week. I worried if back to workforce baby sick,isit hard to take leaves? Coz sometimes baby sick will take 1 to 2 weeks recover I heard and I doesn't have much help. Once a while my mum help. My hub starting new job ,worried will affect him take childcare leave. How do u all manage?