Secret pressure pads in airports to see how fat you are before boarding flight - that's being suggested as a way to cut fuel costs and emissions.

Airlines are looking at a new scheme which would mean passengers could be weighed before they board flights in a bid to cut fuel costs and emissions. Discreet "pressure pads" could be used as passengers pass through the airport - with data then used to determine how much fuel is needed per flight. Would you be happy to be weighed before you fly? Stephen got the views of Kathryn Szrodecki and commentator Emma Woolf.