The human immunodeficiency virus (HIV) resides in the sexual fluid, breast milk, and blood of an infected person. If HIV is kept untreated for years, it gradually gets transformed into AIDS. HIV generally interferes with the defense mechanism of the body, leading to the development of acquired immune deficiency syndrome, also popularly known as AIDS.

Glaucoma is a group of eye ailments leading to progressive damage of the optic nerves, thereby losing the nerve tissues and resulting in the permanent loss of vision. What makes the disease more dangerous is the absence of any sort of warning signs in the initial stage when people are affected by it.

The prolonged use of opioids can lead to opioid addiction. Opioids are painkillers that help in relieving pain and also give a sense of comfort when taken in. Irrespective of whether a physician has prescribed these medications, in case an individual gets addicted to it, it starts causing adverse effects on the health, including brain damage.

Dry eyes syndrome is one of the most common eye problems that eye care specialists have to treat. It occurs when oil, water, antibodies and mucus in tears are not in a proper amount to run the tear system properly. Dry eyes are often called with different medical terms, each standing for different conditions such as inflammation and dryness in the cornea is called Keratitis Sicca, dryness in cornea and conjunctiva is called Keratoconjunctivitis Sicca and inadequate formation of tears lead to dysfunctional tear syndrome.

Bulimia nervosa is a kind of eating disorder followed by purging wherein the affected has a tendency of consuming lots of food in a short span and try to get rid of that by purging. Binge eating in bulimia nervosa is then followed by attempts at neutralizing the binge eating by efforts of vomiting or overdosing on laxatives.

Diarrhea is mostly associated with irregular bowel syndrome. The condition is accompanied by dehydration which can occur to not only infants and little ones but also adults and seniors. In most cases, diarrhea can continue for a few weeks which can be easily diagnosed and treated with fluid intake and medications.

Bladder cancer is one of the 10 most life-threatening cancers that are affecting people in the country, claiming more than 80,000 on a yearly basis. The number of men falling victim to bladder cancer is three to four times greater than that of women, and the number of Caucasians being affected is two times more than that of other races.

Cataract is one of the most common eye disorder which a majority of senior citizens experience. It is the change in terms of clarity of the natural lens present in the eyes. This change gradually degrades the quality of the vision. Cataracts often block the free entry of the light through the lens.