I-Thrombosis yinto eqinileyo edityaniswe zizinto ezahlukeneyo kwimithambo yegazi. Inokwenzeka nakuyo nayiphi na iminyaka, ngokubanzi phakathi kweminyaka engama-40-80 nangaphezulu, ingakumbi abantu abakwiminyaka ephakathi kunye nabantu abadala abaneminyaka engama-50-70. Ukuba kukho izinto ezinobungozi obukhulu, kuyacetyiswa ukuba uhlolwe rhoqo emzimbeni, kwaye uqhutywe ngexesha elifanelekileyo.

Kuba abantu abaphakathi kunye nabantu abadala abaneminyaka engama-40-80 nangaphezulu, ingakumbi abo baneminyaka engama-50-70, basengozini yokufumana i-hyperlipidemia, isifo seswekile, uxinzelelo lwegazi oluphezulu kunye nezinye izifo, ezinokubangela umonakalo wemithambo yegazi, ukuhamba kwegazi kancinci, kunye nokujiya kwegazi ngokukhawuleza, njl. Izinto ezinobungozi obukhulu ezinokubangela ukujiya kwegazi, ngoko ke ukujiya kwegazi kunokwenzeka kakhulu. Nangona ukujiya kwegazi kuchaphazeleka zizinto ezibangela ubudala, akuthethi ukuba abantu abaselula abayi kuba ne-thrombosis. Ukuba abantu abaselula banemikhwa emibi yokuphila, njengokutshaya ixesha elide, ukusela utywala, ukuhlala belele, njl. njl., kuya kwandisa umngcipheko wokujiya kwegazi.

Ukuze kuthintelwe ukwenzeka kwamahlwili egazi, kuyacetyiswa ukuba uhlakulele imikhwa emihle yokuphila kwaye uphephe ukusela utywala, ukutya kakhulu, kunye nokungazilolongi. Ukuba sele unesifo esifihlakeleyo, kufuneka uthathe amayeza ngexesha njengoko kuyalelwe ngugqirha, ulawule izinto ezinobungozi obukhulu, kwaye uhlolisise rhoqo ukunciphisa ukwanda kwamahlwili egazi kwaye uphephe ukubangela izifo ezinzulu ngakumbi.