_Bile_, a defect of it in the worst cases of yellow fever, 429, _& seq._ --Theoretical disquisition on its influence in fevers, _ibid._ _Bile_, the marks of a redundance of it in dysenteries, 477. --Its tendency to prolong fluxes, 483, _& seq._ _Blindness_ from the scurvy, 24, 501. _Blisters_ of use in the ship fever, 399. --For removing irritability of stomach in the yellow fever, 453, _& seq._ --Of service in dysentery, 480, _& seq._ _Blood_, a remark concerning the buff upon it, 450. _Bloodletting_, cautions with regard to it in ship fevers, 388. --In bilious fevers, 418. --In the yellow fever, 450. _Butter_, objections to its use, 310. C. _Calomel_, in certain cases, the best purgative, 421. _Camphor_, estimate of its virtues, 407. _Catarrh, epidemic_, one in Europe affected men at sea, 157. --Communicated by strangers not affected with it themselves, in one of the Western Islands, 244. _Causes_, a combination of them necessary to produce diseases, 126, _& seq._ _Chronic complaints_ brought on by hardship, 218. _Cleanliness_ the principal means of health, 254, 337. _Clothing_, its great influence upon health, 238. --Advantages and disadvantages of it, 334, _& seq._ _Cocoa_ substituted, with advantage, for butter, 311. _Cold_ favourable to infection, 258. _Cold_ hurtful in all climates, 297. _Colica pictonum_, forms of medicines adapted to it, 555. _Coma_, a symptom in the ship fever, 373. _Commission, Ships long in_, most healthy, 54, 79, 93, 167. _Constitution_, the great variety of it, 294. --Regard to be had to it in practice, 406. _Coppers_, cautions with regard to them, and instance of poison from neglect of them, 317, _& seq._ _Cordials_, a caution with regard to them, 410. _Crowding_, bad effects of it, 192. _Cruises_ to windward of Martinico, 48, 180. --Near Jamaica, 120. --How long they ought to be continued consistent with health, 148, _& seq._ --A long one off St. Domingo, without the scurvy appearing, 154, _& seq._ _Cullen, Dr._, his opinion of the origin of nervous fevers, 237. --His great merit, 445. D. _Delirium_, a remarkable symptom in the ship fever, 373. --Explanation of it, _ibid._, _& seq._ --Means of removing it, 398, _& seq._ --Sudden and violent in bilious fevers, 416. _Diaphoretic_, what safest and best, 395. _Diet_, a table of the daily allowance of it in the navy, 311. --A method of providing what is suitable to the sick, 335. _Diet_, a caution with regard to it in convalescent fevers, 358. _Diet_, what best in fluxes, 494, _& seq._ _Dilution_, the great advantage of it, 391, _& seq._ _Discipline_, advantage of, to health, 348, 355. _Diseases_, list of all those on board of the fleet, 94. --What sorts seamen are most subject to, and most exempt from, 216.