While elaborating on my reasons for stress due to financial problems, the lack of support from my parents and other health related issues; I am still striving to be successful by completing my goals.
Despite the stress of financial, family, and health problems, I still strive to complete my goals.
(You aren't really spending much time elaborating as you are striving, are you?)
I'm not a teacher, but I write for a living. Please don't ask me about 2nd conditionals, but I'm a safe bet for what reads well in (American) English.