Well, without knowing all the details of Tanisha's story from 'My 600 lb Life', we can assume some things. She was probably at a point in her life where her weight was severely affecting her health, both physically and mentally. The show usually documents the person's relationship with food, which could have been complex for Tanisha. She may have used food as a form of comfort. During her time on the show, she would have been guided by medical professionals and trainers. They would have helped her with things like meal plans and exercise routines. There might have been emotional moments as she faced her weight issues head - on and tried to make positive changes in her life. Maybe she had a goal in mind, like being able to walk without assistance or having more energy to do simple daily tasks.
Tanisha's story on 'My 600 lb Life' was likely one of transformation. In the show, participants usually start with a lot of weight - in this case, 600 lbs. Tanisha may have had to overcome many obstacles. She might have had family issues related to her weight, for example, family members who either enabled her bad eating habits or were unsupportive of her weight - loss journey. She also had to learn about proper nutrition and fitness. Maybe she had to deal with setbacks like plateaus in her weight loss or moments of relapse into old eating patterns, but hopefully in the end, she made progress towards a healthier life.
I'm not very familiar with Tanisha's specific story on 'My 600 lb Life'. But generally, on this show, people are on a journey to lose weight. Tanisha might have had her own struggles with obesity, like dealing with health issues, emotional eating, and a sedentary lifestyle. She probably faced challenges in changing her diet and starting to exercise in order to lose weight.