QUESTION: How can the mosquito cause malaria? ANSWER: Actually, mosquitoes don't cause malaria themselves, they just transmit it from one person to another! The disease is actually caused by a tiny parasite, of the genus Plasmodium, several species of which infect humans. Part of the parasite's life cycle takes place in the human host, and the other part in the mosquito; it needs to go … [Read more...]
What is malaria?
QUESTION: What is malaria? ANSWER: Malaria is a disease caused by parasites of the genus Plasmodium. Transmitted by mosquitoes, there are several different kinds of malaria distributed throughout the tropical and sub-tropical regions of the world, causing somewhere between 300-500 million cases of disease each year, and as many as 1 million deaths. In fact, malaria is one of the biggest … [Read more...]
Is malaria contagious?
QUESTION: Is malaria contagious? ANSWER: No, malaria isn't directly contagious from one person to another. It has to be transmitted by the bite of a mosquito, which means that if someone near you has malaria, those mosquitoes that bite him are carrying the disease! So, the best way to avoid getting infected is to make sure neither you nor your brother are bitten by mosquitoes. The best … [Read more...]
Is malaria caused by a dietary absence?
QUESTION: Is malaria caused by the absence of one of the following in diet: bacteria, virus, fungi, protozoa? ANSWER: If I understand your question correctly, you are asking if malaria is caused by the absence of a particular organism from a person's diet—in fact, malaria is caused by a protozoan, but infection is not linked to a person's diet. Instead, people are infected with the … [Read more...]
Does malaria spread from a person to another?
QUESTION: Can malaria spread from one person to another? ANSWER: Usually, no. In most cases, the malaria parasite has to first pass from a human host into a mosquito as the mosquito takes a blood meal, and then from the mosquito into another human via the mosquito's saliva. This severely limits the amount of person-to-person transmission that exists. In fact, the only mechanisms for … [Read more...]
What is malaria?
QUESTION: What is malaria? ANSWER: Malaria is a disease caused by parasites of the genus Plasmodium. Transmitted by mosquitoes, there are several different kinds of malaria distributed throughout the tropical and sub-tropical regions of the world, causing somewhere between 300-500 million cases of disease each year, and as many as 1 million deaths. In fact, malaria is one of the biggest … [Read more...]
Which doctor first linked Anopheles to cases of malaria?
QUESTION: Which doctor first found that Anopheles mosquitoes transmitted malaria? ANSWER: The first person to show conclusively that malaria could be transmitted by Anopheles mosquitoes was Ronald Ross (later knighted in 1911 for his services to medicine). Working in the Presidency General Hospital in Calcutta (Sir Ronald was born in India and joined the Indian Medical Services in 1881 … [Read more...]
How does malaria spread?
QUESTION: How does malaria spread? ANSWER: Malaria is a vector-borne disease; this means that it has to be spread through a "vector" species, which in this case are female mosquitoes of the genus Anopheles. The female mosquito needs to feed on blood in order to produce eggs; most species lay eggs every 2-3 days, which means each female mosquito needs to take very regular blood … [Read more...]