Alpha+-thalassemia is commonly found in Southeast Asia, China, Africa, reaching a very high prevalence, about 80%, in Papua (New Guinea). In Mediterranean and Middle Eastern countries alpha+-thalassemia carrier state has an incidence of 5-10% (up to 30% in Sardinia). AlphaO-thalassemia is found mainly in Southeast Asia; where, as a consequence, the derived clinical relevant genotypes (HbH disease and Hb Bart's hydrops fetalis) are also common. In Mediterranean and African population alpha0-thalassemia is rare.
Was this article helpful?
The use of dumbbells gives you a much more comprehensive strengthening effect because the workout engages your stabilizer muscles, in addition to the muscle you may be pin-pointing. Without all of the belts and artificial stabilizers of a machine, you also engage your core muscles, which are your body's natural stabilizers.