What is the difference between active and passive immunity? Which one lasts longer?

Active immunity – after a disease or vaccination. Passive – when the patient is injected with ready-made antibodies: serum, mother’s milk. Active lasts longer.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.