About 100,000 Us citizens per year undergo surgery for the replacement or repair of diseased heart valves. Grande-Allen’s specialty is studying the unique biological and material properties of valves therefore doctors can better understand and deal with valve disease. For instance, the bulk of material in heart valves is fibrous tissue called extracellular matrix collectively. Evidence shows that the ECM in heart valves differs from the ECM within any other tissue of the body. The same is true of the living cells that create valvular ECM.Family behavioral theories can offer valuable insight in to the complexities of households, and increased usage of these theories in both study and practice can help in the advancement of far better treatments for childhood obesity, the scholarly study found. Traditionally doctors looked at the individual as the one in the family to spotlight, but now we need to consider the entire family as the patient, Skelton stated. Related StoriesNegative body image significantly raises weight problems risk among adolescentsTwo Duke weight problems experts' articles come in the November issue of Health AffairsScientists display how lack of microbiota has extraordinary effect against obesity Among the complications we found was that there wasn’t a good clear definition of family members in the literature.