I got lymphedema in both legs?

dvt in right leg im also obese i can walk, i cannot go swimming because of my lymphedema stream room etc..my dvt limits eating to vitiamin k i want to lose weight i can use treadmill and execrise bike how much should i do and to get a plan what foods should i eat to lose my weight i so much need urgent help is anybody out there can help me please is their anybody i can contact in uk {birmingham }