For the definition of the effective date, it's necessary to go back to the Code of Federal Regulations, Title 42: Public Health, Chapter IV, Centers for Medicare and Medicaid Services (CMS), Department of Health and Human Services, Subchapter G, Standards and Certification; Part 489-Provider Agreements and Supplier Approval; Subpart AâGeneral ...
Report Abuse. A cough is a reflex when we're ill. This is going to sound pretty disgusting but extra mucus is produced during illness to catch any bacteria and stop more of whatever's made you ill from entering your body, and you cough it back up regularly to stop the mucus from entering your lungs and choking you.
A dry cough is a type of cough which does not produce any mucus or phlegm. It is closely related to tickly coughs and often, these terms are used interchangeably. Read about the causes, remedies and what you should be looking out for when you have a dry cough.hese coughs may occur at the start of the illness or most often, towards the middle or the end of the infection. Other causes of a dry cough include: 1  Side-effect of medication â some medicines, particularly those for high blood pressure, can result in a dry cough. 2  Hayfever-this is an allergy to grass and tree pollen.