Walking can help increase blood flow to the legs and promote the growth of tiny blood vessels that help supply the leg with blood and oxygen. It had been thought that aspirin wouldn't work because its anti-inflammatory properties could block the development of these tiny blood vessels that grow to get blood around the blockage.
And on June 5, 1933 the United States was officially of the gold standard. Fast-forward to August 15, 1971, when President Richard Nixon announced that the United States would no longer convert dollars to gold at a fixed value, thus completely abandoning the gold standard. Thanks to President Gerald Ford, when in 1974 he signed legislation that permitted Americans again to own gold bullion.
It is an exaggeration to say that the whole Bretton Woods system broke down. What did break down was the rules of cooperation for the convertibility of the dollar into gold and the exchange rates regime. After the war, the US dollar became the international reserve currency.