[header] How to lose weight in 3 months [title] Meet a doctor or registered dietitian. [step] Prior to starting any weight loss or diet program, it's ideal to speak to your doctor or even with a registered dietitian. Your doctor will be able to tell you whether your diet program is safe and healthy for you. 
[substeps] They may also be able to provide you with additional guidance or recommend alternatives that might be more appropriate for your health. A registered dietitian is a nutrition expert that may give you a more effective diet for weight loss.