Final answer:
The main idea is that binge-watching can lead to serious physical health problems due to inactivity, similar to the health risks associated with binge eating disorder.
Step-by-step explanation:
The main idea of the section con Binge-watching leads to serious physical health problems is that engaging in binge-watching, similar to binge eating, can have detrimental effects on physical health. Leisure activities like binge-watching involving extended periods of inactivity contribute to a more sedentary lifestyle. This behavior is correlated with various health issues such as obesity, high blood pressure, cardiovascular disease, and type 2 diabetes, mirroring some health risks of binge eating disorder.
Despite the lack of direct references to binge-watching in the provided materials, it is implied that the physical inactivity associated with excessive television viewing and other sedentary activities can lead to significant health problems. This is further emphasized by the mention of developed countries' trends toward a less active lifestyle and the influence of technology and social environments that promote inactivity and unhealthy eating habits.