Walnutscouldhelpslowthegrowthoftumours,astudyhasfound.Accordingtoresearchers,justahandfulofthenuts,whicharepackedwithomega-3fattyacids,couldreduceinflammationinbowelcancercellsandreducethebloodsupplytothetumour,whichinhibitsitsgrowth.BowelcanceristhethirdmostcommontypeofthediseaseworldwideandthesecondleadingcauseofdeathinWesterncountries,soit&39;sessentialresearchisdone.It&39;salsobeenfoundthat30-50percentofbowelcancerinmenand20percentinwomencouldbepreventedbyadoptingahealthierdietandexercisingmore.TheUSresearchersatHarvardMedicalSchoolexperimentedonmice,findingthatthosefedadiethighinwalnutsdisplayedtumourscontainingtentimesmoreomega-3sthanthecontrolgroup.Themicewerefedtheequivalentoftwoservings(around57g)ofwalnutsforhumans,whilethecontrolgrouphadasimilardietbutwithoutthewalnuts."OurresearchdemonstratesthatawalnutdietcausessignificantchangesintheexpressionprofileofmiRNAsincolorectalcancertissue,"DrChristosMantzoros,ofHarvardMedicalSchool,said.Thetumourgrowthratewasalsomuchslowerinthemicethatwerefedwalnuts,butit&39;shardtoknowyetifhumanswouldreactinthesameway.Butthat&39;snoreasonnottograbahandfulofwalnuts,astheyhaveplentyofhealthbenefitsanyway.They&39;realsoverygoodfortheheart,thankstotheaminoacidl-arginine,andtheycontainverypowerfulantioxidants.Walnutsarealsogreatforthoseonadiet,astheyhelpyoutofeelfullerforlongerandareahealthyandeasysnacktoenjoyathomeoroutandabout.Ifyouneedideasforincorporatingwalnuts,tryaddingthemtoasaladinsteadofcroutonsforahealthycrunch.Theycanalsobegroundandusedinsteadofbreadcrumbsonchickenorfish.
