Text messages with photos, videos or sound files attached are known as MMS messages. You can send an MMS with a video attached from the iPhone. You can shoot the video on the fly or select a clip from your library. Before sending your first MMS message to a recipient other than an Apple iMessage user, you must enable the MMS feature on the iPhone. Tips Warnings Writer Bio

How to Attach Videos to Text Messages on the iPhone  10 Steps  - 95