Osteoarthritis (OA) is caused by aging joints, injury, and obesity. OA symptoms include joint pain and stiffness. Treatment depends on the affected joint, including the hand, wrist, neck, back, knee, and hip, and involves medication and exercise. If you are overweight, weight loss may improve OA symptoms.
Food Poisoning. Food poisoning (also known as foodborne illness or foodborne disease) is any illness that results from eating contaminated food. Causes. Harmful bacteria are the most common cause of food poisoning, but there are many other causes, including the following: Bacteria and Viruses.
Common bacteria and viruses that cause food poisoning. Campylobacter. Campylobacter jejuni is the most common cause of bacterial foodborne illness in the United States. Over 6,000 cases of Campylobacter infection were reported in 2009 alone, but many cases are not reported to public health authorities.