Dr. Kim Williams says the science behind the fad diet is 'wrong'
While meat-heavy keto diets can shorten your lifespan, low carb vegan diets can be healthy
The major study uses data from a 25-year span
The 'fad diet' is currently enjoying a resurgence
The film suggests the popular diet can cure a host of illnesses and conditions
The study compared these diets with high carb plans
Can you be healthy living on a zero-carb diet?
What are the risks around this dietary strategy?