 [ Symptoms ] how do i lower my hemoglobin a1c hba1c from 5 8 if my diet and lifestyle is already healthy  i am a 56 year old white man who does not have diabetes    i get 10 12 hours of exercise a week    hiking biking yoga pilates and weights    i am not overweight    i have a slim muscular physique    i am 59 5 and 160 pounds    my diet is good   no alcohol no processed foods no added sugar my diet consists almost entirely of fish chicken vegetables fruits nuts berries seeds and whole grains [ Disease ] hi your best move now would be get to your nearest stdgum clinic and get some tests done asap its a bit hard trying to answer a question like your over the internet best seen by the staff at a clinic good luck