article_snippet.sent: And bizarrely, it may be that healthier lifestyles - doing tough workouts at the gym, and then not drinking enough, or shunning carbohydrates - are partly to blame, and may be why cases are going up, especially among women. '
article_snippet.sent: But an increasing number of women now get women, and the ratio is evening up.'
article_snippet.sent: Changing diet trends are also pushing the figures up. '
article_snippet.sent: There are other causes, too.
article_snippet.sent: Obesity is another risk factor. '
article_snippet.sent: Obese people are more likely to have insulin resistance (where the body can't use insulin effectively),' says Mr Ajayi.
highlights_snippet.sent: Changing diet trends such as low-carb are also pushing sufferer figures up .
  