Final answer:
To evaluate a weight loss program, one should examine participant success rates, the mean weight lost, and check for evidence-based behavioral weight loss interventions. All the options are correct.
Step-by-step explanation:
When advising a friend on choosing a weight loss program, it is essential to ensure they are aware of the potential consequences and efficacy of the program. In reviewing such a program for personal investment or lifestyle change, one should consider the number of people who lost weight.
The mean amount of weight lost, and whether the program offers evidence-based behavioral weight loss interventions. Reliable programs should include professional supervision, like a Doctor supervised Weight loss program, which typically features ongoing support from healthcare professionals.
Additionally, an in-depth look at the success rate of participants and testimonials can provide a clearer picture of the program's effectiveness. It's also critical that the program encourages both diet and exercise modifications, as these are the cornerstones of sustainable weight loss.