Many of these gadgets are already on the market, and some are expected later this year.  Below are links to the devices along with links to reviews:

MOTHER: Central hub for monitoring items in your home
https://sen.se/store/mother/
http://ces.cnet.com/8301-35306_1-57615372/get-your-control-freak-on-with-stick-anywhere-home-sensors/

JUNE by Netatmo: Personalized sun protection coach
http://www.netatmo.com/en-US/product/june
http://reviews.cnet.com/wearable-tech/netatmo-june/4505-34900_7-35833906.html

HAPIfork: monitors your eating
http://www.hapi.com/products-hapifork.asp
http://reviews.cnet.com/specialized-electronics/hapifork-bluetooth-enabled-smart/4505-3505_7-35833469.html

BEAM toothbrush: wirelessly tells a phone app how often and how long you brush your teeth
http://www.beamtoothbrush.com/

KOLIBREE toothbrush: Bluetooth toothbrush to monitor dental hygiene
http://www.kolibree.com/shop/product/

LUMO: sensors for your body to track daily activity and help improve posture
http://www.lumobodytech.com/?gclid=CNLt-sLz2rwCFdTm7AodfTIARA