New data suggests that the obesity epidemic may be declining, spurring hopes that America’s youngest citizens will enjoy a healthier future. The Centers for Disease Control and Prevention survey shows that obesity rates in young children aged 2 to 5 have dropped by a whopping 43 percent over the past decade. Why the U-turn? Some suggest we’re seeing the long-term effects of anti-obesity education and legislation, and others credit healthier parenting. Whatever the cause, Americans seem to have realized that baby fat, though adorable, is unhealthy.