In the strict sense, “immunity” defines an acquired resistance to infectious disease that is specific, i.e., resistance against a particular disease-causing agent(Pathogen). A person who has had measles once will not suffer from measles a second time, and is thus called immune. Our immune system recognizes the pathogen as foreign … Read more
What is premature ovarian failure?
When a woman’s ovaries stop working before age 40, she is said to have premature ovarian insufficiency (POI) or premature ovarian failure (POF) also, known as premature menopause, is a common condition, affecting 1–2% of women younger than 40 years of age and 0.1%of women, … Read more