Weak respiratory muscles may suddenly fatigue, producing precipitous respiratory collapse. Elective intubation is preferable to emergency intubation or respiratory arrest. The standard 20/30 rule (FVC less than 20 ml/kg or NIF less than 30 cmH20) are the best indicators of the need for ventilator support.
Imminent lawless action is a term used in the United States Supreme Court case Brandenburg v. Ohio (1969) to define the limits of constitutionally protected speech. The decision overturned the decision of the earlier Schenck v. United States (1919), which had established clear and present danger as the constitutional limit for speech.
In 1993, the U.S. Supreme Court upheld a First Amendment religious free exercise challenge brought by a Florida SanterÃ­an church in Church of Lukumi Babalu Aye v. City of Hialeah. However, Lukumi may be the most misunderstood legal precedent in recent history.