O F 
OLD Air and cold Bathing , give a greater Warmth to ftrong Confti - tutions , and by removing what is fuperfluous , render them lighter ; they cool weak Perfons by coming their natural Heat , and thereby aifo ren - " der them heavier . 
Explanation . ' ] A Thorough and clear Underftand - jL\ ing of the Contents of this Apbo - rifm , is of very great Concern and Importance to every one who would be acquainted with the true i • - Caufes

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