Having good posture is important because it helps to prevent back pain. Here are some tips for practicing good posture:

• Engage your core: Strengthening your core muscles helps you to practice good posture. 
• Distribute weight evenly: Distribute your body weight evenly on both feet or hips. Avoid leaning to one side. 
• Practice posture exercises: Try exercises that strengthen your core, back, and postural muscles. You can try planks, bridges, and rows.