Amyotrophic lateral sclerosis (ALS), also known as motor neurone disease (MND) or Lou Gehrig's disease in the United States, is a rare but terminal neurodegenerative disorder that results in the progressive loss of both upper and lower motor neurons that normally control voluntary muscle contraction.

The Wikipedia page for "Associate Justice of the Supreme Court of the United States" provides an overview of the role and responsibilities of associate justices on the highest court in the United States.

The Constitution of the United States is the supreme law of the United States of America.

The Democratic Party, one of the two major political parties in the United States, is known for advocating progressive policies and social liberalism.

Michelle Obama is an American lawyer, author, and former First Lady of the United States.

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The Wikipedia page "President of the United States" provides a comprehensive overview of the highest-ranking political position in the United States.

The Wikipedia page on Social Security in the United States gives an overview of the social insurance program that provides financial support to individuals and families who have retired, become disabled, or lost their income due to the death of a wage earner.