These studies below point to some of the proven benefits of Yoga Nidra.  In addition, reference the above articles from James on meditation and stress management - as Yoga Nidra is a form of meditation. Download and use in your classes or to educate others on the effects of Yoga Nidra.  You can just hand them an article and ask them to read it. Be sure to include your contact information.

Health

Breath Meditation and Blood Sugar

Hot Flashes and Relaxation

Meditation for Managing Depression and Anxiety Associated with Terminal Cancer

Relaxation Techniques Help Diabetes

Effect of Relaxation on Inflammation; Implications for Bowel Inflammation

Immune Response to Cancer from Relaxation Training

Relaxation and Boosting of Healing from Cancer

Meditation and Coronary Heart Disease

Relaxation and IBS

HIV, Mindfulness and Immune System

Meditation and Blood Pressure

Relaxation: Surprising Benefits Detected

Stress

Relaxation Reduces Stress and Increases Forgiveness in Students

Relaxation Training Improves Job Sstress Better than Organizational Interventions

Guided Imagery

Guided Imagery Affects Muslces Almost the Same Way as Real Movement

Performance

Guided Imagery Effects on Athletic Performance

Relaxation Training Improves Memory

Motor Imagery and Performance

Stress Management (Cognitive) and Effect on Academic Performance, Mood and Motivation

Nurses Learning to Give Injections

Pain

Pain and Relaxation

Fybromyalgia Pain and Guided Imagery: What Works

Relaxation and Imagery for Pain in Cancer Treatment

Guided Imagery and Management of Abdominal Pain

Relaxation Techniques and Breathing for Chronic Low Back Pain

How Athletes Use Imagery to Work with Pain and Rehab

Anxiety

Anxiety with Surgery

Applied Relaxation and General Anxiety Disorder

Relaxation training for Anxiety Before Chemo

Science

Meditation as a Voluntary Hypometabolic State of Biological Estivation

Neuroscience of Meditation

Pictures of the Brain's Activity During Yoga Nidra