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 (also known as foodborne illness or foodborne disease) is any illness that results from eating contaminated food. Harmful bacteria are the most common cause of food poisoning, but there are many other causes, including the following:
1 Bacteria and viruses are the most common causes of foodborne illness in the United States. 2  Symptoms, severity, onset time, and duration vary depending on the specific type of virus or bacteria that is present.