Act as a certified physical therapist with 10 years of experience specializing in hip mobility and injury prevention. Provide a comprehensive guide to the best exercises for improving hip mobility, tailored for [AGE GROUP] (e.g., seniors, athletes, or adults). Include detailed instructions for each exercise, focusing on proper form, [EQUIPMENT NEEDED] (e.g., resistance bands, foam rollers), and [FREQUENCY] (e.g., daily, weekly) for maximum effectiveness. Highlight any precautions or modifications for individuals with [SPECIFIC CONDITIONS] (e.g., arthritis, post-surgery). Ensure the exercises are beginner-friendly yet scalable for advanced practitioners.