Community health is a branch of public health which focuses on people and their role as determinants of their own and other people's health in contrast to environmental health, which focuses on the physical environment and its impact on people's health. water, soil, and food. Natural and technological disasters. Climate change. Environmental factors include temperature, food, pollutants, population density, sound, light, and parasites. Why Is Environmental Health Important? Maintaining a healthy environment is central to increasing quality of life and years of healthy life. Globally, 23% of all deaths and 26% of deaths among children under age 5 are due to preventable environmental factors. ... Natural and technological disasters. WHO's programmes and initiatives on water and sanitation, vector-borne diseases, indoor air pollution, chemical safety, transport, ultraviolet radiation, nutrition, occupational health, food safety and injury prevention all address issues critical to improving environmental health. What Are the Top 5 Environmental Concerns for 2019?
Biodiversity. Biodiversity is the most complex and vital feature of our planet. ...
Water. Water pollution is a huge concern for us and our environment. ...
Deforestation. We need plants and trees to survive. ...
Pollution. ...
Climate Change. A healthy, equitable community is one that offers complete social, physical and mental well-being to all its residents at all stages of life and has the following themes embedded across all the components: accessibility, affordability, stability, diversity, safety, equity. Air Quality. Air pollution is a major environmental risk to health and is estimated to cause approximately two million premature deaths worldwide per year. A reduction of air pollution is expected to reduce the global burden of disease from respiratory infections, heart disease, and lung cancer.
Answer:
Both the respiratory and circulatory systems works in coordination in order to purify the blood.The heart continuously pumps blood and the lungs at alveolar sacs the CO2 and O2 get exchanged.Continuously through the diffusion.
From body parts the blood reaches at heart through Vena cava To right atrium,then from Right ventricle through pulmonary artery it reaches to lungs and get purified.Form there it again comes back to heart through pulmonary vein and again through Aorta it again reaches to the body parts.
Hope it helps....
<span>1.Diagnose and investigate health problems and health hazards in the community.
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2. Inform, educate, and empower people about health issues.
3. </span></span><span>Link people to needed personal health services and assure the provision of healthcare when otherwise unavailable.
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4. Assure competent public and personal healthcare workforce.</span></span><span>
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Alzheimer's disease is the most common cause of dementia.
The word dementia describes a set of symptoms that can include memory loss and difficulties with thinking, problem-solving and/or language. These symptoms occur when the brain is damaged by certain diseases, including Alzheimer's disease.
