Answer:
Smoking causes cancer, heart disease, stroke, lung diseases, diabetes, and chronic obstructive pulmonary disease (COPD), which includes emphysema and chronic bronchitis. Smoking also increases risk for tuberculosis, certain eye diseases, and problems of the immune system, including rheumatoid arthritis.
Explanation:Smoking is major cause of cardiovascular disease, such as heart disease and stroke. Smoking increases the risk of blood clots, which block blood flow to the heart, brain or legs. Some smokers end up having their limbs amputated due to blood circulation problems caused by smoking.
Answer: In 1858, Pasteur filtered air through a gun-cotton filter and, upon microscopic examination of the cotton, found it full of microorganisms.
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1. By general practitioner acting as a 'gate keeper' meaning that he refers to specialists only if there are good reasons for doing so
2. By emergency medical dispatchers
3. Drug programs for patients with specific inclusion and exclusion criteria so the right treatment is delivered to a right patient
4. Health programs or screening programs (for cancers) with specific inclusion / exclusion criteria
5. By preferential insurance deals based on the income level (applicable rather to the US setting rather to the EU).