Hi, i am wondering should i visit doctor for test, i have gone from just under 10 st to 9 st in just over a week , i feel tired a bit ,thirsty but not exsesive , i eat breakfast bowl of readybrek then maybe a sandwitch or bag of crisps for lunch and i full mealfor tea, i also drink way too much tea with milk and sugar, i have never lost weight before , i am also menapausal , should i get tested last week i was cokking tea and i felt like my stomach was shaking inside and then i fet shaky all over i have also been getting headaches , the reason i am asking about diabetic is because it runs in my family , thanks for helping.