The human immunodeficiency virus (HIV) is a retrovirus that causes contiguous disease that inhibits the action of the immune cells. The body becomes weak to fight back any disease as the function of the vital the CD4 T cell gets decreased. It is a lifelong disease that may not cause death itself, but if the person is affected by another serious disease, it may result in death.

Bipolar disorder is a brain illness or a psychological mood swing problem which results from depression. It is a mental health condition, wherein an individual goes through frequent alterations in the levels of energy, activities such as sleeping and thinking. An individual with bipolar disorder is likely to feel overtly happy and filled with energy at times, and then again can feel highly depressed and sluggish.

A group of diseases that ultimately lead to the damage of the optic nerves in the eyes, eventually causing permanent blindness and vision loss, is termed as glaucoma. In the country, it is one of the leading causes of blindness. African Americans above the age of 40 and Hispanics above the age of 60, and people having a family history of this disease are more prone to glaucoma attacks.

Opiates or opioids are a type of painkillers and they are known to provide relief from acute pain. However, a prolonged usage of such painkillers can lead to addiction. This is termed as opioid addiction. This is often regarded as the leading cause of deaths. Opioid addiction is a deep-rooted and chronic disease that is likely to last for a long time along with causing major health, economic and social problems.

Depression, also termed as the major depressive disorder, is a condition that adversely affects a person’s mental health. While suffering from it, a person experiences tremendous despair and sadness, which can lead them to live in isolation. This disorder has effects on the thinking, functioning, and feeling processes of a human being.

Dry eyes is a common chronic issue that affects about 48% citizens aged over 18 and visit the optical specialist doctor due to lack of moisture and sufficient lubrication on the eye’s surface. What starts as trivial and constant irritation on the eye’s surface, can ultimately lead to chronic and severe inflammation as well as front surface scarring of the eyes.

Chronic obstructive pulmonary disease (COPD) is a lung-related inflammatory disease that obstructs the path of air. It is considered to be the third largest cause of death among people in the country. In this disease, there is mainly a slow inflammation of the bronchioles that carries gasses to the alveoli.

When an excessive eating disorder is attempted to be compensated by self-stimulated vomiting, rigorous and prolonged exercise or fasting at a very short period, the disorder is called Bulimia Nervosa. The cycle of binge eating and purging continues, and if not treated accordingly, this psychological issue can be life-threatening or fatal for various organs; namely, the heart, brain, and kidneys.

Diarrhea should be diagnosed and treated beforehand to stop it from becoming a life-threatening disease. The common indications include a mild and temporary stomach upset or dehydration or severe bleeding in intestines causing excruciating abdominal pain. Among the people suffering from Diarrhea in the country, almost 90% are kids. Mostly caused by virus, bacteria, and parasites, the symptoms of Diarrhea can be confusing as frequent defecation or loose stools are common in some people, especially the breastfeeding mothers.

Constipation is characterized by difficult bowel movements accompanied by difficulty in passing stool easily. This particular condition is common among most individuals, irrespective of age. A chronic constipation problem stops the daily stool process and such frequent constipation problems need to be treated at the earliest. Uneasy and hard stools can not only make one feel irritated throughout the day but it can also be a reason for bloating.

When the cells of the inner layer of the urinary bladder, such as the innermost mucosa, begin to grow out of control and the malignant tumor is formed, the condition is called bladder cancer. Through metastasis, the cancerous cells can spread to other body parts and become destructive. The bones, lymph nodes, liver, kidney, and lungs are the primary organs that get affected when the cancer spreads.

Cataract is the most common reason why many people over the age of 60 lose their vision. It is one of the leading causes of blindness in the country. The natural lens experiences a blur due to protein deposition in this condition. There are mainly three types of cataracts according to the type of deposition.