Pharmacy technician
physical therapist
dermatologist
anesthesiologist
neurologists diagnose, treat, and prevent diseases of the nervous system, so that isn’t an answer for any of these.
First thing is make a schedule having different breakfast lunch and dinner meals that are easy to make and are less in calories. Secondly I would be more active physically and mentally. third I would get those in my life involved like my mom and dad that way there are less temptation a round me. all these steps are an everyday thing. Also one cheat meal a week is healthy and a reward. As the time goes by I will be at my best health wise.
Eat colorful fruits and vegetables, like berries, broccoli, carrots, etc. Don't stare at a screen too close, and take a break every hour. Drink lots of water, and try to look far distance.