7. Malaria is a disease caused by parasites, which are spread by female mosquitos called Anopheles. Mosquitos breed in water, and when they bite a person infected with malaria, they can spread the infection to other people. Symptoms of malaria include fever, headache and shivering.iseases Caused By Water Pollution. Water is essential to human life. Your body needs water for hydration and to facilitate various functions of the body such as digestion, metabolism, and elimination of waste. However, one of the biggest problems of mankind today is the poor quality of water in many parts of the world.
Advertisement. It only takes 45 minutes for 99% of the caffeine to be absorbed through these membranes. In humans the half-life for caffeine is anywhere from 4 to 6 hours on average, which explains why the average energy drink or coffeeâs effect lasts about 4 to 6 hours.dvertisement. It only takes 45 minutes for 99% of the caffeine to be absorbed through these membranes. In humans the half-life for caffeine is anywhere from 4 to 6 hours on average, which explains why the average energy drink or coffeeâs effect lasts about 4 to 6 hours.
Caffeine is metabolized in the liver, and has a half-life of four to five hours, which is the amount of time it takes for your liver to flush out half of the caffeine you've consumed.Certain conditions, such as liver disease and pregnancy, can increase the time it takes the liver to clear the caffeine from your body.affeine is metabolized in the liver, and has a half-life of four to five hours, which is the amount of time it takes for your liver to flush out half of the caffeine you've consumed.