Although most bacteria are harmless or often beneficial, several are pathogenic. One of the bacterial diseases with the highest disease burden is tuberculosis, caused by the bacterium Mycobacterium tuberculosis, which kills about 2 million people a year, mostly in sub-Saharan Africa.athogenic bacteria contribute to other globally important diseases, such as pneumonia, which can be caused by bacteria such as Streptococcus and Pseudomonas, and foodborne illnesses, which can be caused by bacteria such as Shigella, Campylobacter, and Salmonella.
exists and is an alternate of . The brooms are used to sweep the ice in front of a sliding rock. The friction created from sweeping melts the ice just a tiny bit, enough to decrease the friction between the rock and the ice, making the rock both slide farther and slide straighter (curl less).
Caldwell Physical Therapy in Idaho recommends broomstick exercises for rehabilitation purposes. One example is simply raising a broom, with your arms placed a little wider than your shoulders, as high as you can. This allows you good arm to assist your injured arm. Hold for three seconds and repeat 30 times. Another broomstick exercise starts with one end of the broomstick on the ground by your left foot and the other end angled skyward over your right side. Use your good arm to push your injured arm up and to the side.