Stage 1: In this stage, the article suggests focusing on reducing overall calorie intake, as excess calories can lead to weight gain and belly fat. It recommends eating a balanced diet with plenty of fruits, vegetables, lean proteins, and whole grains. It also advises avoiding processed foods, sugary drinks, and foods high in saturated fats.

Stage 2: The second stage focuses on increasing metabolism to burn more calories. The article suggests incorporating regular exercise into the routine, including both cardio and strength training exercises. It also emphasizes the importance of staying hydrated and getting enough sleep.

Stage 3: The final stage involves making long-term lifestyle changes to maintain a healthy weight and eliminate belly fat. It suggests continuing with a balanced diet, regular exercise, and good sleep habits. The article also mentions the importance of managing stress levels and avoiding excessive alcohol consumption. Overall, the article emphasizes the importance of a healthy lifestyle in losing belly fat.