I’m writing a cause and effect essay which is 4-5 pages

The outlines is something like this

I. Intro / thesis

II. Cause

III. Effect

IV. Cause

V.Effect

Then conclusion

My essay is about how social media and celebrities take a role on body issues. And what women and men do to achieve the perfect image. Idk how to set it up or how to start the cause and effect paragraphs pls help me