At MIPTV, Discovery Fit & Health unveiled the eight acquisitions that will headline the recently rebranded network’s second and third quarter 2011.

Laura Michalchyshyn, president and general manager of Discovery Fit & Health, said in a statement: “Each of these acquisitions features unforgettable, authentic characters and incredible real-life situations that create riveting and emotional television.”

Tough teens are the focus of talkbackThames’ Teen Tamer (5 x 60 minutes), following behavioral specialist Lorrine Marer working with unruly teens, as well as ITV Studios’ My Teen’s a Nightmare: I’m Moving Out, (8  x 60 minutes), which sees fed-up parents packing their bags and teen expert Sarah Newton moving in to give the teenagers a behavior makeover.

Maverick Television’s Bizarre ER (40 x 30 minutes) goes behind the scenes of real-life emergency room cases, while Betty TV’s Are You Fitter Than a Pensioner (5 x 60 minutes) takes four couch potato teenagers and sends them to live for a week in a retirement community with super-fit senior citizens.

Sex Change Hospital (6 x 60 minutes) from World of Wonder focuses on a Colorado hospital and the stories of the people who come to it for its style of surgery.

Discovery Fit & Health’s acquired specials include My Mom, The Centerfold, which is a one-hour look into the mother-daughter relationship of a plastic surgery-obsessed model, Alicia Douvall, and her 14-year-old daughter, from Firecracker Films.

Also on the plastic surgery front: Under 18 Under the Knife, which profiles two 16-year-old girls pursuing their dreams of getting cosmetic surgery.

Love Studios’ Underage & Having Sex offers a frank and uncensored look at the sex lives of teenagers today, while Julie Ivanova’s Love Translated sees 10 men determined to find a spouse during a trip to the Ukraine.