Hi welcome to HCM I can understand your concern for your suffering due to your symptoms . Yes dear , extreme hot flashes are suggestive of menopausal symptoms . But diabetes can not be ruled out . You can t assure yourself of it s absence unless you get yourself tested . It is always better to take precaution . I would like to suggest you to take a little more control over the consequences of your symptoms fatigue, weight gain, moodiness, and hot flashes by eating better and by exercise . Simple menopause diet choices, such as vitamins , minerals antioxidant in natural form ,fiber, fruit , green veges ,soup , lemon juice in a glass of water ,amla , aloe vera , Turmeric powder in a cup of hot milk and honey , nuts etc ,and sufficient hydration could make all the difference in your day and your mood within a fortnight . Exercise ,Walk yoga , Deep Breathing , Meditation all unwind & help to detox your mind , .body and soul and assure you trouble free menopause and life ahead . If your problem persists consult your doctor . Hope this helps solve your query . Take care .All best