|
|
Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.
Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.
When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.
Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.
Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.
![Forensic anthropologists working at a temporary morgue following the recovery of remains from a floo](https://biology-forums.com/gallery/47/medium_273688_23_02_15_8_21_36_20908488.jpeg)
![Sociologists who use the functionalist perspective stress how industrialization and urbanization ...](https://biology-forums.com/gallery/47/medium_599494_07_11_16_11_58_24_240951101.png)
![The research methods that sociologists choose depend partially on the questions they want to answer. ...](https://biology-forums.com/gallery/47/medium_632960_15_11_16_11_30_04_241091163.png)
![Sociologists disagree about the relative significance of race and social class in determining social ...](https://biology-forums.com/gallery/27/medium_660366_14_04_17_2_21_14_277821527.png)