ADRB2 and Hypertension: In the United States, one month of intervention with the DASH diet had a different effect on blood pressure reduction in adults with stage 1 hypertension, according to the ADRB2 genotypes for two common polymorphisms, rs1042713 (G/A) and rs1042714 (C/G), indicating that the benefits of the diet were influenced by genetic characteristics [15].