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.
1 Milder cases of malarial fever are apt to become dangerous from the complications of dysentery, bronchitis or pneumonia.  The prevailing diseases are cholera, fever, small-pox, ophthalmia, dysentery and those of the skin among the lower classes.