1 The majority of thyroid nodules are benign. 2  Thyroid nodules are more likely to be cancerous at the extremes of age and in males. 3  The most malignant thyroid cancers are seen at the extremes of age.  Most thyroid cancers are found between ages 20 to 50.
In the U.S. Congress, the parliamentarians of the House and Senate serve as formal, nonpartisan advisers to the Speaker of the House and presiding officer of the Senate respectively.
Getting involved - witnesses appearing before Senate or Joint committees. A Senate or Joint committee is a parliamentary committee. It involves a small number of Senators or Members of the House of Representatives (or both) appointed to conduct inquiries and report back to the Parliament.