One of the ways I extend my reading time is to turn ebooks into audio books. I listen to stories while doing household chores and walking the dog. Yes, the quality of speech isn't great, but for me, it makes the mundane into something fun. I highly recommend it. I've used the same one for years and it automatically puts they MP3 file into my iTunes library.

Since you likely have different hardware than I do, here are links to various text to MP3 converters:

Verbose Text to Speech $29.99

HearWho Free