Which of these sentences flow better?

[Kakashiprince]

Do any of these sentences makes sense? (which one do you prefer?)


My family history suggests that I am prone to diabetes; therefore, I want to teach myself and others to be healthy - especially by giving others advices like patients in Mt. Sinai hospital where patients I worked with were diabetic.

or

My family history suggests that I am prone to diabetes; therefore, I want to teach myself and others to be healthy. For instance, giving advices to diabetic patients in Mt. Sinai hospital whom I worked with.

or

My family history suggests that I am prone to diabetes; therefore, I want to teach myself and others to be healthy - especially patients in Mt. Sinai hospital where patients I worked with were diabetic.

[5jj]

My family history suggests that I am prone to diabetes; therefore, I want to teach myself and others to be healthy - especially patients in Mt. Sinai hospital, where patients I worked with were diabetic.

That's OK with the comma.