Diabetes is a non communicable chronic metsbolic disease. Increase thirst, increased frequency of urination are some initial symptoms of diabetes but it can vary from being completely asymptomatic to non specific symptoms like weakness, loss of weight, tingling in feet, dry mouth, blurry vision, burning during urination. You need to follow a healthy lifestyle to prevent such metabolic diseases. Type 1 usually occurs at younger age due to insulin deficiency and treated with insulin injections. It can't be cured completely but you can keep it controlled by taking these precautions.