Watch Your Workouts Via Your TV
Connect your TV directly with you phone with a HDMI cable (amazon/ebay) £5
Apple devices: Airplay
Android/Samsung: Smart View / Cast Screen / Airplay
Google Chromecast dingle.
Download a cast/mirror/stream app free from the app store/playstore. These will work with all smart tvs. I recommend playto, XCast and Web Video Cast/Browser to TV/+
For more details watch this 5 minute Youtube video: