Show WHEN OLD OLI AGE COMES IT DEPENDS NOT UPON YEARS BUT UPON VITAL FORCE the greatest Crt ft enemy to lone long ufa Is I 1 SH why I 1 eople of advanced ACO age hi SI rut fat sparingly and drink more freely some sien men are 20 years younger abys phys icalla and mentally nien tally than others are at tl ti e same ago it is self ovi evi lent wit old age does not begin at any tet bet time BO so faras far aa the divisions division of time divide the periods period of life but that it has todo to do with that subtle agent know u as the vital force an acquaintance with w v aich enables the analytical mind to become bowma proficient in prognosis by weighing in the balance the vitality on the one side with the pathology on the other the indication of old age may be noticed by ocular inspection the figure stoops the tile walk is less elastic the rounded figure gives place to the spare habit of body the wrinkle of time mounts the cheek while the frost of many winters mantles the brow file che typical healthy person who attains old age is spara spare of body and old age cm cin pha sizes this fact by causing a paucity of adipose tissue so the wrinkle of time after all is kindly in nature Phy physiologically biologically we notice that a diminution of the physical energy is i a ac companies companied compa corn nied by a corresponding dimings tion of the power to eliminate waste material from the body elasticity and strength give place to hardness and brittleness of nearly all the tissues of the body the general health may be good because there is a harmonious balance between the action of the nery nerv ous system and the circulatory system however the conner dormer ia is less responsive to external stimulation and the latter is less in old age the vital processes conducted by the circulation respiration and metabolic changes in the tissues are less active therease there Ther eare are diminished adaptability of the whole system to changes in the environment and less ess ability to moot meet the require meats ments of emergencies such as sudden demands of muscular and mental strain the senile conditions and diseases are numerous and obvious in isis the first place weakened digestion and as tion the weakened vigor of the ciraula tion and glandular system necessarily weakens the power of eliminating the substances which gives anso to pernicious nutrition and that in turn is the cause of the tendency to develop mali malignant gnan t or benign growths in different parts of the body in old age the strong tendency to overeat and under drink together with the natural decline of fractional power gives give arise rise to a condition of which is the prime cause of the majority of deaths in old age in III the healthy state that great glandular furnace and chemical laboratory the liver is capable of trans forming an excess of nitrogenous matter which may result from metabolism of tissue or exist in the food consumed into the highly soluble substance known aa as urea this ment is eliminated from the blood mainly by the kidneys and to a much less extent by the skin now in old age with the functional power and natural vi vitality tali ty on the wane together with the strong tendency to overtop this function of the liver we wo find this waste is not converted into urea but into uric or lithio acid a corn parati ively Tely insoluble and toxic substance which if it appears in the blood in sufficient quantity and is long enough continued in circulation ir through the urinary tubules bets sets up ir ri citation rita tation tiou and inflammation m which hiell iliev stably impair the tile function of the renal epithelium and we me find his this poisonous substance ca is not eliminated from the liya tens but accumulates in the blood this explains why old people are almost universally troubled cd with disease of the liver kidneys bla ider and pros tate gland the unk unstable table circulation changes and brittleness of the walls of the blood vessels verbel m with ith the tendency to overtax the digestive apparatus are the cau cause so of many ol 01 I 1 poo pw pie going to that boura bourn from which no traveler returns by the apoplectic route hereditary diseases naturally muni test fest when tho the vitality is be low a certain level BO so we wo are not sur to find certain and latent tendencies manifesting them ael selvo via s at this period of life when m heu the natural vitality is waning most frequently found to be the cause of dissolution among the aged are anen pueu diseases of the li urinary organs consumption cancer apoplexy and gangrene the enemy to longevity the author continues is self indulgence people who have reached an advanced age may prolong their lives and greatly add to ilse he comfort of their declining years by diminishing the quantity of food iu ill thereby avoiding dlug too large a residue of waste matter cither either in the intestinal canal or in the form of exore matter in the blood jour tour nal of 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