Which Article or Clause? The Commerce Clause? Are you kidding?
Again you are attaching as broad a reading of the Commerce Clause as you have on the Establishment Clause. Using your interpretation of the commerce clause anything that ends up in any way "affecting" commerce can be legitimately regulated.
Perhaps you have a Federalist Paper that suggested that this kind of broad mandate to the Federal Goverment was intended by the founders?
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Article 1 - The Legislative Branch
Section 8 - Powers of Congress
The Congress shall have Power To lay and collect Taxes, Duties, Imposts and Excises, to pay the Debts and provide for the common Defence and general Welfare of the United States;
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Come now, I just finished eating a raft of shinola about my supposed libertarian principles, and now I'm being lambasted because someone imagines the the Constitution is some libertarian wet dream of a constraining document, the Constitution, as it actually exists, gives a disgustingly wide charter to the government.
I would, in fact, prefer that the Constitution was a libertarian one, that constrained the feds to regulating volunteer police and military, but that ain't the way of it--and you can't make it so by displaying a really confident, sarcastic attitude.
Correction:
...the Constitution, as it actually exists has been recently interpreted, gives a disgustingly wide charter to the government.