Medical

The Human Body: Anatomy, Facts & Functions -  Rachael Rettner   Senior Writer   March 10, 2016 The human body is everything that makes up, well, you. The basic parts of the human body are the head, neck, torso, arms, and legs. Body systems Our bodies consist of several biological systems that carry out specific functions necessary for everyday living. The job of the  circulatory system  is to move blood, nutrients, oxygen, carbon dioxide, and hormones, around the body. It consists of the heart, blood, blood vessels, arteries, and veins. The  digestive system  consists of a series of connected organs that together, allow the body to break down and absorb food, and remove waste. It includes the mouth, esophagus, stomach, small intestine, large intestine, rectum, and anus. The liver and pancreas also play a role in the digestive system because they produce digestive juices. The  endocrine system  consists of eight major glands...

What to know about anxiety -  MedicalNewsToday Anxiety is a normal and often healthy emotion. However, when a person regularly feels disproportionate levels of anxiety, it might become a medical disorder. Anxiety  disorders form a category of  mental health  diagnoses that lead to excessive nervousness, fear, apprehension, and worry These disorders alter how a person processes emotions and behave, also causing physical symptoms. Mild anxiety might be vague and unsettling, while severe anxiety may seriously affect day-to-day living. Anxiety disorders affect 40 million people in the United States. It is the most common group of mental illnesses in the country. However, only  36.9 percent  of people with an anxiety disorder receive treatment. What is anxiety? Share on Pinterest Disproportionate reactions of tension and worry characterize anxiety. The American Psychological Association (APA)  defines  anxiety as "an emotion characte...

Explaining HIV and AIDS- MedicalNewsToday HIV is a virus that targets and alters the immune system, increasing the risk and impact of other infections and diseases. Without treatment, the infection might progress to an advanced disease stage called AIDS. However, modern advances in treatment mean that people living with HIV in countries with good access to healthcare very rarely develop AIDS once they are receiving treatment. The life expectancy of a person who carries the HIV virus is now approaching that of a person that tests negative for the virus, as long as they adhere to a combination of medications called antiretroviral therapy (ART) on an ongoing basis. A  Kaiser Permanente  study in 2016 suggested that between 1996 and 2016, the gap in life expectancy between people who are HIV positive and HIV negative closed  from 44 years to 12 years . The World Health Organization (WHO) also advises that a person living with HIV can resume a high quality of life ...