If you have osteoporosis or low bone density, caffeine should be limited to less than 300 mg per day (approximately 2-3 cups of coffee). It is also a good idea to get extra calcium to make up for the amount that may be lost in the urine.
Complications of malaria. Malaria is a serious illness that can get worse very quickly and can be fatal if not treated promptly. It can also cause serious complications including: 1  severe anaemia â where red blood cells are unable to carry enough oxygen around the body, leading to drowsiness and weakness.
A single-celled parasite known as a sporozoan causes malaria. This sporozoan belongs to the genus Plasmodium, and the four species that threaten humans are P. falciparum, P. malariae, P. vivax and P. ovale. Of these four, P. falciparum and P. vivax are the most common, and P. falciparum is by far the most dangerous. Image: JIM GATHANY/ CDC. MOSQUITO. This blood-feeding Anopheles gambiae mosquito is one of the leading malaria vectors in the world.