Nielsen is leaning more on wearables to hear what people are watching

Nielsen says it is adding data from panelists’ wearable devices to its TV measurement process ahead of the fall season. Starting August 31, its co-viewing metrics will incorporate signals from Portable People Meter wearables used in homes.

The move reflects how audience measurement firms are trying to adapt as viewing shifts from linear TV to fragmented streaming environments. More passive data collection could improve accuracy, but it also raises ongoing questions about privacy and the transparency of ratings methodologies.