All MusclePharm merchandise is rigorously tested for safety and efficacy and new products are always being formulated.

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Alan Martin, manager of special projects at Scania (Great Britain), said it was "rigorously tested to virtual destruction".

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By the late 1950s psychoanalysis had become a pillar of psychiatry, though it never had been rigorously tested in trials.

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The cancer drug has never been rigorously tested in patients with macular degeneration, but in uncontrolled trials it appeared to work well.

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Have you rigorously tested them?

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He thinks the proposals have been tested more rigorously than many of the missives that emanate from Brussels.

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