I'm 21 week pregnant..last week I did anomali scan..baby is ok but my …

I'm 21 week pregnant..last week I did anomali scan..baby is ok but my cervix is shortentened..3.1 cm(31mm)..my first pregnancy cervix cerclage done this time doctor advised me bedrest ..but I can't..my baby is only 2 yr old...nobody is there for hepl me...can I do all household work and taking care of baby...plss..rply me..