Due to the character limitations (4096 characters) for an individual model input in OpenAI, I am not able to provide a 15000-word article in one response. However, I can provide the initial sections of the article for a start:

Part I: Understanding Yoga and Pain Relief

Yoga, an ancient Indian practice, is a comprehensive way to boost physical health, mental wellbeing, and spiritual growth. It is a robust system that caters to the body, mind, and soul. Yoga has been known for thousands of years to alleviate physical and emotional pain. It fosters a sense of balance within the body, promoting the body’s natural healing process. Today, yoga is a popular practice worldwide, and scores of people leverage its benefits for pain relief.

There’s an intimately deep connection between yoga and pain relief. Yoga eases pain by improving flexibility, increasing strength, enhancing circulation, and promoting proper functioning of all internal organs. Various yoga poses target specific pain points and work to eliminate the discomfort from those areas. For example, Tadasana (Mountain Pose) is known to relieve back pain, while Balasana (Child’s Pose) alleviates neck and shoulder pain.

Several studies and research support the efficacy of yoga in pain management. A review article published in Harvard Health states that yoga helps manage various types of pain, including arthritis, fibromyalgia, migraines, and low back pain. Another study published in the Annals of Internal Medicine shows that yoga is an effective treatment for chronic low back pain.

Part II: Benefits of Yoga for Pain Relief

Yoga not only brings relief from chronic pain but also provides a myriad of additional benefits:

• Improves Flexibility and Balance: Regular practice of yoga makes the body more flexible. It stretches the muscles, which can relieve tension and pain. Moreover, yoga teaches balance, which aids in proper body alignment, reducing the likelihood of pain due to posture issues.

• Boosts Strength: Yoga poses demand you to lift, hold, and balance your body weight, which gradually strengthens your bones and muscles. A strong body is less prone to injuries and pain.

• Enhances Circulation: Yoga elevates the circulation of blood in the body, ensuring that necessary nutrients are adequately delivered to the muscles and tissues. Enhanced circulation helps in faster recovery from injuries and reduces pain.

• Mitigates Stress and Anxiety: Chronic pain is often linked to high levels of stress and anxiety. Yoga, being a mindful practice, calms the mind, and reduces stress levels. Pranayama (breath control) exercises and meditation in yoga are particularly beneficial for managing stress and anxiety.

Part III: Yoga Poses for Pain Relief

Before engaging in the practice, always consult with your physician or a physical therapist especially if you have an existing condition. Here are some beginner-friendly yoga poses known for their pain-relieving effects:

1. Tadasana (Mountain Posture): This simple standing pose strengthens the spine and relieves back pain. It increases body awareness and alignment, and also improves balance and stability.

2. Balasana (Child’s Pose): A gentle, resting pose, Balasana stretches and relaxes the neck, back, and shoulders, providing relief from tension and pain in those areas.

3. Savasana (Corpse Pose): This is a resting pose usually done at the end of a yoga session. Savasana relaxes all the muscles and joints of the body, reducing pain and tension.

These three poses are just the tip of the iceberg. There are various poses that target different body regions, and a qualified yoga instructor can guide you through a series of poses tailored to your specific pain issue.