Of ¿7« Animal FIBRE . 397 
nifeft , and fometimes never to be repaired ; for when a Fibre is diftra & ed To far that fbme of its component Parts coincide , fuch a Coincidence will prevent the others drawing up again into their mer Poftures ; and if this State of Diftenfion tinues until the tranfverfe Vacuola are filled with the nervous Juice , which of neceflity will by degrees be fqueezed into them , it is a great Chance if the Fibre be ever repaired , but that it remains ufeleis for ever after - t and this is the Reafon , why Strains upon foine of the Tendons are fo troublefome , and fometimes fo much , that they continue weak and painful , if not altogether without the Power of Motion , through a Perfon's whole Life . 
This further admirably explains that common Effett of Exercifc , in its giving always a greater Firmnefs and Strength to the Solids ; for the more a Fibre is kept in Aftion , the clearer it will keep its component MacbinuU from the Lodgment and Adhefion of any foreign and fuperfluous Matter upon them ; by which means whenfover it is di - ftracted , there will be the more Room for each ticle to draw up again , and confequently will its Return be with great Force - , but that Exercife which does this , is fuch only as does not exceed the powers of the Conftitution , for otherwife the Confequences mentioned in the preceding Paragraph would low - , but when it is within fuch Bounds as the ties and Stretch of the Solids will bear , then for the Reafons already given , will they be rendered morea - ble and ready to obey the Dictates of the Mind , in the performance of their natural Adions ; But , on the contrary , by Reft and Ina & ivity will every Part lofe in its Strength , and the lefs it is moved , be ftil ! rendered lefs able for Motion - , and upon this count it is that we daily fee fuch a mighty difference between attive ítirring Perfons , and fuch whofe Cir - 

Note to user

Dear user,

In response to current developments in the web technology used by the Goobi viewer, the software no longer supports your browser.

Please use one of the following browsers to display this page correctly.

Thank you.