The fetus doesn't necessarily fight off diseases. The mom's immune system fights off certain things. Also, some diseases don't cross over into the baby so depending on what it is, the baby isn't at risk until possibly birth.
They fight against diseases
Pamela A. Davies has written: 'Bacterial infections in the fetus and newborn infant' -- subject(s): Bacterial Infections, Bacterial diseases in children, Diseases, Fetal Diseases, Fetus, In infancy and childhood, Infant, Newborn, Diseases, Infants (Newborn), Infection 'Neonatal meningitis' -- subject(s): Diseases, In infancy & childhood, Infant, Newborn, Diseases, Meningitis, Meningitis in children, Newborn infants
They fight bacterial infections.
White Blood Cells in our body help us to fight off against diseases.
Hart Isaacs has written: 'Tumors of the newborn and infant' -- subject(s): Neoplasms, Diseases, Tumors in infants, Infants (Newborn), Infant, Newborn, Diseases, In infancy & childhood 'Tumors of the fetus and infant' -- subject(s): Atlases, Neoplasms, Infant, Embryology, Fetus, Diseases, Tumors in infants
It is thousand times easier to fight bacterial diseases in US than Africa. But when it comes to viral diseases, the difference is less dramatic.
They fight of diseases
it depends if your body is strong or healthy it does but does not kill the diseases
Your immune system. The healthier your immune system is, the more likely you will be able to fight off infections and diseases. Antibodies are proteins in the blood that fight disease. - DLW
yes
so that u can fight diseases
Interferon