Huge wall of metadata when forwarding emails. Is there any way to disable?

Whenever I forward emails they look like this and recipient has to scroll through pages of metadata for some reason. Like, why?

https://preview.redd.it/0x5ststhhiyg1.png?width=3840&format=png&auto=webp&s=3486a775ffc4963901bdb833d481c5ef57cef130