I Am Overweight BMI > 30 (wt 88 Kgs) Elderly

I am overweight BMI > 30 (wt 88 kgs) elderly (59 yrs) person , presently having symptoms of constipation / gas / regular fatigue & weakness / sleep disorders / joint pains ankle , knees (operated both hands for carpel tunnel syndrome) hormonal disorder ( TSH on lower side -iodine deficiency as I HAVE DRASTICALLY CUT DOWN ON SALT & SUGAR INTAKE. Borderline diabetes avg sugar 6.7 , triglelecerides 280 .

Please advise me the correct diet plan & yoga tips for weight loss & restoring the healthy way of life & contributing to the society .
Waiting for reply,
regards
R N VERMA
INDIAN OIL CORPORATION
INDIA
91-0000
91-0000
Email: YYYY@YYYY
Email2 : YYYY@YYYY