An Impairment is a reason why not doing something, an impediment represents an obstacle on the way to the accomplishment of a task, that which crosses an impediment must overcome it or fight with it to be able to continue, a motor disability or of some sense is an impediment for a person to function normally on a day-to-day basis. If a person is blind they have limitations to be able to walk without a cane, they cannot read, only by the Braille method. If a person is disabled in his legs, he cannot walk, he must live tied to one.
The aforementioned impediments are factual limitations, they mean that they are vague and material impossibilities for which there is no fault or are unavoidable, the impediments of law is a legal concept in which the impediments can be imposed by a court. These impediments can range from the impossibility of communication with a person, to jail or deprivation of liberty, in an extreme case used in some countries La Muerte. A legal impediment is a sentence handed down as a result of the evaluation of the explanations and defenses of both parties.
A legal impediment is also considered as a norm or law, which must be respected by the entire community to which it is applied, an example of these legal impediments are: Minors cannot stay in places at night, in a marriage it is impeded disrespecting your husband or wife. Any rule that prevents an action that does not correspond to those that are ethically and socially "Responsible" can be considered as impediments to the free development of the person.