Stouts & Porters. Thereâs very little distinction between a Porter and a Stout, but they do have their differences. Porter is a dark, almost black, fruity-dry, top fermenting style. An ale, porter is brewed with a combination of roasted malt to impart flavour, colour and aroma. Stout is also a black, roast brew made by top fermentation.
Infections and illnesses are amongst the most common causes of temporary muscle fatigue. This is usually through muscle inflammation. Even though recovery is usual, if inflammation is severe (such as a bad bout of influenza), the weakness can last quite a while. This can sometimes trigger chronic fatigue syndrome (CFS).
A veterinarian discusses three categories of causes of sudden hind leg weakness in a senior aged cat. If your old cat has experienced sudden-onset weakness in its hind legs, there can be a serious medical cause for this. For this article I consulted with Dr. Jules Benson, BVSc, and VP of Veterinary Services at Petplan pet insurance. Trauma As a Cause of Sudden Rear Limb Weakness in an Old Cat.