Discovery Life Channel

A woman and her husband decide to start a family after numerous negative pregnancy tests; a man appears to suffer an embolism.

A 3-month-old boy has breathing difficulties; a woman has stomach problems; stepping on a crochet hook causes strange problems for a patient.

An infant shows diverse symptoms; an ER nurse gets a diagnosis of lymphoma, before another symptom reveals her true illness.

Twins battle seemingly unrelated illnesses.

A woman undergoes a risky craniotomy; a man searches for answers.

A teenager is rushed to the hospital after taking aspirin to help alleviate altitude sickness; a woman has pain in her arm that mysteriously spreads.

Joyce needs home health care and hasn't left the house in three years; getting to Dr. Now in Houston is just the first step and when he prescribes therapy where Joyce must revisit an unhappy past with her mom; it might be more than she can handle.

At over 700 pounds, Teretha's life is confined to a bed, which is a long way from her former job representing Detroit's healthy eating program; a gastric bypass will hopefully save her life.

Milla is bedridden and dependent on her husband and five kids, who can't resist her unending requests for junk food.

Erica must return to California to continue her weight-loss journey, but she fears past emotional trauma will derail her progress.

Erica regrets not keeping a promise to her mom and hopes her siblings will help, but they're reluctant based on her past failures.

Mother of four LaShanta has been bed-bound for two years, and she relies on her kids to keep her cleaned and fed; her last chance to break the cycle of food addiction is to join Dr. Now's program, but it will take a village to get her out the door.

Holly already has one failed weight loss surgery, so to succeed this time, she must do more than change her eating habits, she must address the childhood issues that continue to plague her.

Holly faces a wedding and an operation; Lashanta is not losing weight and when a car crashes through her living room wall her progress is even slower.

Robin and her brother Chris are both obese and already lost a sibling to obesity; they plan to visit Dr. Now together when Chris suffers a stroke and can't go; Chris' son Garrett, already 600 pounds at age 20, is game to join the journey.

Robin and Garrett started their weight-loss journeys together as aunt and nephew; almost four years later, they're like war buddies, striving to reach their target weights through a combination of shedding pounds and skin removal surgeries.

Robin and her brother Chris are both obese and already lost a sibling to obesity; they plan to visit Dr. Now together when Chris suffers a stroke and can't go; Chris' son Garrett, already 600 pounds at age 20, is game to join the journey.