efficacy. The walking-habit may ruin a dozen extra pair of shoes per year, and the random shopper is apt to fare worse than the patron of a grocery-wagon; but he is sure to bring home a cargo of health."
A keen appetite for supper, for instance, and a fair chance for a good night's rest. The effect of pedestrianism as a specific for the cure of insomnia can be tested by the simple plan of an occasional intermission. A stay-at-home day being pretty sure to be followed by twice the usual number of sleepless hours.
The organs of the human body are weakened by disuse and invigorated by active service; un-exercised muscles become flabby, teeth decay upon a diet of pap; our very hair dies and drops like dead leaves if the constant wearing of hats and night-caps makes it superfluous. And to a quite unsuspected degree the same holds good of our respiratory organs. Exercise that makes the lungs work to the limit of their capacity tends to gradually enlarge that limit. Consumptives not too far advanced toward the stage of total collapse may purchase a new lease of life by exercise stimulating the action of the torpid lungs. A few years ago an emaciated Canadian miner came
