Common causes of gas and bloating include: 1  Swallowed air. 2  Foods and beverages. 3  Lactose intolerance. 4  Constipation. 5  Medicines or nutritional supplements. 6  A medical condition, such as a bowel obstruction or Crohn's disease. 7  Changes in hormone levels.
HIV and AIDS social issues. In many regions, social issues increase the risk of HIV infection making it difficult to tackle the global HIV epidemic effectively. Certain groups of people are more affected by HIV than others. Sometimes this is because they engage in high-risk behaviours, while others experience stigma and discrimination that stops them from approaching HIV services.
Infectious Knowledge. AIDS, acquired immune deficiency syndrome, is an infectious disease caused by the human immunodeficiency virus. AIDS is characterized by the appearance of opportunistic infections such as tuberculosis, fungal infections, meningitis, and syphilis.Weight loss and wasting are also effects of AIDS.here is no cure for AIDS, but there are drugs that can treat the symptoms and infections that go along with the disease. As the AIDS epidemic grew unabated in the United States, numerous cases appeared in Europe, South America, and Africa.