Obesity. Need to weight. Hello doctor,

Hello Doctor, thank you for giving a platform to ask freely with no hesitation. I am obese need to lose 25 kgs on a minimum note. Trying hard from past 1 year but no positive results.due to. Y weight issue other medical problems are cropping up like Gastric issue, migraine, back ache, fatigue, loss of metabolism and stamina and other minor. My wedding is almost near January and before that I wish to lose a major portion of my goal. I am a vegetarian. I work in Corporate and have a sedentary lifestyle i.e. I keep on sitting while working. For activities I tried on zumba, dance Workouts, surya namaskar but I realized until I don't follow a proper diet this won't avail results. So please suggest what should I do?? I briefed you with my overall issue. If you have any queries further you can mail me. I would be very grateful to you, if you could provide me a guidance.!!