Minimizing other risk factors, such as not smoking, doing weight-bearing exercise, and minimizing alcohol, as you are already doing, may be some prevention you can do.
Ezinye izinto onokuzenza ukuzama ukuthintela ubungozi ziquka ukuyeka ukutshaya icuba, ukwenza imithambo enceda ukumelana nobunzima, ukubusela kancinane utywala, njengoko usenza.