He gained some relief from medical interventions in 2003 and 2007, but overall, his health continued to decline.[27] When Ambukile Mwasapile, the healer at Loliondo, northern Tanzania was gaining international attention, Yohana's son Lameck advised and sent money from Dar es Salaam for his father to go there for treatment.[28] Yohana stubbornly refused, saying, "going there [Loliondo] is going to lose my living relationship with God."[29] He also disallowed his family members from seeking treatment there.[30] Yohana's faith left an indelible mark on John Silas when he was a boy.
Pamoja na kupata upasuaji mwaka 2003 na 2007 lakini afya yake iliendelea kudhofika.[27] Wakati huu wa ongonjwa wake Ambukile Mwasapile, mponyaji aliyejitokeza huko Loliondo Kaskazini mwa Tanzania akipata umaarufu wa kimataifa mtoto wake Lameck alimshauri na kumtumia hela kutoka Dar es Salaam ili baba yake apate tiba pale.[28] Yohana alikataa kwa nguvu akisema “kwenda huko ni kwenda kupoteza uhai wangu wa Mungu.”[29] Alikataza familia yake isiende huko kwa matibabu pia.[30]