Too much visceral fat is linked to increased level of fat in the blood stream which can lead to common diseases such as hyperlipidemia and diabetes, which impairs the ability of insulin to transfer energy from the blood stream and use it in cells. Obesity reduces the body's ability to regulate blood sugar levels, which can lead to Diabetes, Lumbago, Fatty liver, Heart disease, Cholelithiasis, Cancer, High blood pressure, Infertility. Fat cells can result in over production of sex hormone estradiol after menopause which can lead to breast cancer or uterine cancer.