When insulin is high, weight gain is more likely, since a main function of insulin is fat storage. Conversely, people with high insulin levels are more likely to lose weight on low-carb diets. Keeping blood glucose normal has other health benefits, such as the prevention of heart disease and diabetes. Even non-diabetics have an increased heart disease risk with higher blood glucose levels.
Knowing your PD. Usually, the PD is measured during your eye test.. If your PD is not included in your glasses prescription, call your doctor to get the PD as it is saved with him/her. The second option is to measure it easily by yourself! Stand straight in front of a mirror and place a simple ruler (which has measurements in mm) on your nose.
Your PD (pupillary distance) is the distance between the centre of your pupils, measured in millimetres. Your Optician will measure this during your sight test although it is unlikely to be written on your prescription. However, you can ask your optician for your pupil distance following your test.