<prompt> Translate the following text to EnglishKuongeza akiba ya kitaifa na hivyo ukuaji wa kiuchumi wa muda mrefu ni muhimu kwa uaminifu wa muda mrefu wa usalama wa kijamii na Medicare.  <response>: Increasing national saving and thus long-term economic growth is crucial to the long-term sustainable solvency of Social Security and Medicare. 