Over the past 3 decades, the prevalence of overweight and obesity has increased dramatically in the United States. A study published in 2016 showed the age-adjusted prevalence of obesity in 2013–2014 was 35% among men and 40.4% among women.
It comes as no surprise that increased reliance on inexpensive fast foods coupled with progressively more sedentary lifestyles have been implicated as causative factors.
Very interesting article in the New York Times, Pregnant, Obese . . . and in Danger