The Science of Yoga: The Risks and the Rewards

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The Science of Yoga: The Risks and the Rewards Page 36

by William J Broad


  American Council on Exercise, 68

  American Heart Association, 54

  American Physical Therapy Association, 149

  American Society for Preventive Cardiology, 62

  Amsterdam, Dina, 59–60, 62

  Amsterdam, Ezra A., xv, 59–63

  amygdala, 179

  Ananda Marga sect, 176

  antagonists, 99

  antioxidants, 40

  Anusara yoga, xxiii, 134

  anxiety, reduction of, 99

  Archives of General Psychiatry, 177

  Archives of Neurology, 119

  Ardha Matsyendrasana (Spinal Twist), 167, 167

  arthritis, 42–43, 132, 143

  asanas, 16

  holding, 139, 171

  redesign of, 131–33

  in research studies, 60, 68

  traditional, 58

  X-Rated, 131

  see also specific poses

  Asanas (Gune), xxvii, 103

  ascetics, 15–16

  Ashtanga yoga, xxiii, 5, 48

  and aerobics, 50, 74

  and injuries, 123, 133–34

  and Krishnamacharya, 30, 71, 99, 133

  and Patanjali sutras, 58–59

  Ashtanga yoga (cont.)

  and Power Yoga, xxiii, 68

  and research studies, 59, 71, 99, 133–34

  and Sun Salutation, 30, 58, 94

  and Vinyasa system, 58

  atherosclerosis, 40

  Autobiography of a Yogi (Yogananda), xxvii–xxviii, 34

  autonomic nervous system, 89–90, 93–94, 96, 176, 177, 205

  awareness, 106, 107, 108, 205

  back injuries, 134

  Bagchi, Basu Kumar, xv, xxviii, 34–36, 40, 45, 89, 158

  basilar artery, 114, 116, 120

  beauty-salon syndrome, 114–16, 127

  Behanan, Kovoor T., xv, xxvii, 83–85, 202

  and slow breathing, 87–88, 90, 158–59

  Yoga: A Scientific Evaluation, xv, 83–84

  Bellows Breath, 86

  Bell Telephone Laboratories, 82

  Benares, India, as heart of Hinduism, 20

  Bengal Medical College, 19, 20

  Benson, Herbert, xv, xxviii–xxix, 95–96

  and hypometabolism, 96, 158

  The Relaxation Response, 95, 177, 200

  Bera, T. K., xv, 37, 45, 158

  Bernardi, Luciano, 88

  Better Sex Through Yoga (DVDs), 164

  Bhajan, Yogi, 99

  Bhastrika, 131, 158

  and Breath of Fire, 86, 175

  and hyperventilation, 87

  and Kapalbhati, 182

  and research studies, 168, 175, 178, 180, 182

  Bhujangasana (Cobra Pose), 115

  see also Cobra

  Bihar School, 169

  Bikram Yoga, xxiii

  and Choudhury, xv, 3, 47–48, 50, 103, 123, 124

  as hot yoga, xxiii, 3, 50, 123, 124, 181

  and injuries, 123–24

  instructor training in, 135

  and inversions, 133

  and Kapalbhati Pranayama, 129, 183

  and research studies, 69, 99

  studio visit, 181–82

  Bikram Yoga (Choudhury), 47–48, 124

  biofeedback, 201

  Biological Basis of Religion and Genius, The (Krishna), 195, 210

  Biology of Kundalini (Dixon), 210

  Black, Glenn, xv, 105–9, 135–36, 144

  Blackburn, Elizabeth, 44

  Blair, Tony, 159

  blood pressure, 40, 44, 91–92, 95

  blood sugar, 40

  Body & Soul magazine, 123

  bones, osteoporosis, 142, 143

  Boston study, neurochemistry, 98–100, 202

  Boston Symphony Orchestra, 101

  Bow (Dhanurasana), 96, 168, 168, 183

  Boyd, Bob, 189

  brain:

  blood flow to, 112–16, 120

  hemispheric specialization, 203–6

  left side, 203, 204

  oxygen flow to, 178

  right side, xxxi, 203–5, 207–8, 219

  brain injuries, 111–16, 119–21, 134

  and inversions, 119, 126

  and the neck, 112, 113, 114–16, 118, 119

  and strokes, see strokes

  brain mapping, 190–91

  brain scanning, 178–79

  brain studies:

  autonomic nervous system, 89–90

  and creativity, 203–8

  tracking GABA, 99–100

  breathing:

  and carbon dioxide, 21, 22, 28, 85–88

  control of, 83, 89–90

  deep, 28

  and euphoria, 21

  fast, xxx, xxxi, 6, 28, 86–87, 94, 129–30, 175, 179–81

  and Hatha yoga, 52–53

  Holotropic Breathwork, 201

  and lungs, 129–30

  and metabolism, 22, 50, 90, 158

  and moods, 83–89

  and oxygenation, 52–53, 85, 157–59

  pranayama, 21, 28, 51

  rebreathing same air, 21

  and relaxation, 84, 90

  research on, 87, 178, 180–81

  rhythmic, 201

  Shining Skull Breath, 129, 175, 183

  slow, 87–88, 89, 90, 130, 158–59

  Valsalva maneuver, 236n

  and vital capacity, 50–51

  Breath of Fire, 86, 88, 129, 175

  Breath of Joy, 80, 216

  British Medical Journal, 114

  Brosse, Thérèse, xv, 89

  Brotto, Lori A., xv, 180–81

  Buddhism, 185

  cancer survivors, 219

  carbon dioxide, 21, 22, 28, 85–88, 96

  carbonic acid, 230–31n

  cardiac arrest, 92

  cardiovascular fitness, 58, 59, 74

  cardiovascular health, 40, 170, 219, 220

  carotid arteries, 92

  central parietal lobes, 175

  cerebellum, 114, 118

  Certified Yoga Therapists, 152–53

  chants, 88

  Chaya, Mayasandra S., xv, 96, 98

  Chest, 130

  cholesterol, 40, 44

  Choudhury, Bikram, xv, 73, 103

  and Bikram Yoga, xv, 3, 47–48, 50, 99, 124

  and hot yoga, xv, 3, 47–48, 88, 99, 123–24

  and sex, 165

  chronology, xxv–xxxi

  Cicoria, Tony, 208–9, 212

  Circulation, 35

  circus performers, injuries of, 103

  Clay, Carolyn C., xvi, 66–68

  Clinical and Experimental Neurology, 120

  Clinton, Bill, 159

  Cobra (Bhujangasana), 115

  and Gheranda Samhita, 171–72

  and injuries, 115, 121, 122, 126

  and research studies, xxx, 96, 167, 171–73, 183

  and testosterone, xxx, 168, 172–73

  Cole, Roger, 133

  Columbia College of Physicians and Surgeons, 134–35, 143

  Columbia Journalism Review, 122–23

  Complete Idiot’s Guide to Yoga, The, 45, 88–89

  Consumer Product Safety Commission, 121

  Cooper, Kenneth H., xvi, 53–54, 64

  Cope, Stephen, 101

  Corby, James C., xvi, 176–77, 178, 221

  Corpse Pose (Savasana), 81

  and awareness, 205

  and relaxation, 60, 71, 81, 96, 183, 199, 205

  and research studies, 60, 71, 96, 183

  corpus callosum, 203

  cortex, 179

  cortisol, 172

  creativity, 195–214

  and artistic lifestyle, 206–8

  and brain studies, 203–8

  and emotion, 200–201

  and GABA, 202

  and inspiration, 196–200

  and kundalini, 195–96, 208–14

  and music, 198–200, 204, 208–9

  research into, 196–97, 201–2, 205–8, 213–14

  and sex, 206–7, 208
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  and the unconscious, 197–98, 201

  cross training, 75–76

  cryptogenic injuries, 116

  Dalai Lama, 42, 219

  Davis, Jeff, 200, 202

  Degler, Teri, 212

  depression, 79–80, 98–100, 220

  Desikachar, T. K. V., 155, 235n

  destiny, 165

  Devi, Indra, xvi, 33–34, 198, 235n

  Forever Young, Forever Healthy, xxviii, 34, 103

  longevity of, 43

  Dhanurasana (Bow pose), 96, 168, 168, 183

  Dhikav, Vikas, xvi, 182–83

  Dickinson, Emily, 200

  Dixon, Jana, Biology of Kundalini, 210

  DNA, 43

  Dostálek, Ctibor, xvi, 173–75, 178, 183, 191

  Downward Facing Dog (Adho Mukha Svanasana), 108, 108, 206

  Duke University Medical Center, 55–57, 64, 67, 73, 75

  Eco, Umberto, 159

  Ecstasy of Saint Teresa (Bernini), 185

  Edison, Thomas, 61

  electromyograph, 141, 143

  Eliade (historian of religion), 186

  emotions, 78–79

  and brain studies, 89–90

  and relaxation, 95, 102

  releasing, 200–201

  energy flow, 90

  epilepsy, 203

  eroticism, see sex

  Esalen Institute, 187–88

  euphoria, 18, 21, 185

  exercise:

  aerobic, 49–50, 53–56

  and fitness, 50–57; see also fitness

  health benefits of, 54–55

  and moods, 100

  and oxygen consumption, 53

  research on, 54, 59–64, 66–68, 100

  walking, 100

  X-Rated, 131

  and yoga, 5–6, 49, 54, 55–57, 60, 63, 64–65, 67, 68

  Extended Hand to Big Toe (Utthita Padangusthasana), 124, 125

  Extended Side Angle (Utthita Parsvakonasana), 30, 31, 126, 131

  eye impulses, 114

  eye pressure, 132

  fainting, 86, 87, 88, 92

  Fantasia (film), 198

  Feuerstein, Georg, xvi, 45, 151, 156–57

  fibrinogen, 40

  Fiery Muse (Degler), 212

  fight-or-flight response, 90, 91, 167

  FIND (Friends in New Directions), 211

  Fishman, Loren, xvi, 137–50, 153, 216

  and headstands, 141–42

  and injuries, 143

  and Iyengar, 137, 139, 140, 141

  Relief Is in the Stretch, 139

  and therapist credentials, 150, 160–61

  Yoga for Arthritis, 143

  yoga session with, 144–48

  fitness, 47–76

  and action-reaction cycle, 65–66

  aerobic exercise, 49–50

  and breathing, 50–51

  cardiovascular, 58, 59, 74

  cross training, 75–76

  and outlook, 57

  and oxygen consumption, 53

  research on, 48–57, 63–64, 66–68, 72–73

  and vital capacity, 50–51

  YogaFit, 50, 64–65

  floating state, 84

  Flow, xxiii

  Fonda, Jane, 97

  Fong, Jason K. Y., xvi, 120

  Forever Young, Forever Healthy (Devi), xxviii, 34, 103

  Francina, Suza, Yoga and the Wisdom of Menopause, 150

  Freud, Sigmund, 196, 207, 208

  Friends in New Directions (FIND), 211

  Frog, 61, 63, 241n

  frontal lobe, 206

  Full Lotus, 133, 167

  functional MRI, 190–91

  GABA (gamma-aminobutyric acid), 99–100, 202

  Gandhi, Mohandas K. “Mahatma,” 25, 29, 93, 98

  Garbo, Greta, 33, 198, 199

  Gates, Bill, 159

  gestalt, 204

  Gheranda Samhita, xxvi, 171–72, 173, 175

  Gilbert, Elizabeth, 189

  Gitananda, Swami, 103

  Gokhale, V. B., 31

  Gorakhnath, and Hatha yoga, xxv

  Gore, Makrand M., xvi, 37, 45

  Green, Alyce, 201–2, 203, 205

  Green, Elmer, xvi, 201–2, 203, 205

  Gune, Jagannath G., xvii, 24–30, 45

  aging, 35–36

  Asanas, xxvii, 103

  ashram of, xxvii, 24–25, 26, 29, 30, 33, 35–37, 58, 83, 158, 173, 218, 219

  background of, 25–26

  and breathing, 52–53, 85

  exaggerations of, 28, 41

  as fund-raiser, 28–29

  influence of, 29, 31, 33, 58, 83, 93, 98, 166, 216, 218

  investigations instituted by, xxvii, 28

  and live burials, xxviii, 36–37

  promotions of, 29

  slow, tranquil yoga of, 49–50

  and vital index, 51

  Yoga Mimansa, 103, 175

  gupha (cave), 21–22

  Hagins, Marshall, xvii, 70, 72

  Halasana (Plow), 126, 126, 136, 168, 183

  Hands to Feet (Padahastasana), 71, 71

  Hannover Medical University, Germany, 170

  Hanus, Steven H., xvii, 118–19

  Hard Tail clothing, 3

  Hatha yoga, xxiii, 33, 94

  and breathing, 52–53

  evolution of, 5, 49

  globalization of, 5, 33, 34

  and Light on Yoga, 37–39

  New Age approach to, 17

  and poses, 58, 96, 131

  and research, 41, 63, 68, 99, 134, 170, 173

  and Tantra, xxv, 16–17, 26, 49

  Hatha Yoga Pradipika (Swatmarama), xxvi

  health claims in, 17–18, 34, 41

  and postural (Hatha) yoga, 16

  and sex, 163, 172, 173, 175

  Hauser, Gayelord, 198

  Headstand (Sirsasana), xxvii, 27

  and fight-or-flight response, 91

  and healing, 38, 141–42

  and injuries, 104–5, 107, 119–20, 126, 131–33, 136

  in research studies, 26–28, 70

  and sex, 168

  Head to Knee (Janu Sirsasana), 206, 206

  healing, 137–61

  and abdomen, 147–48

  and bones, 142, 143

  and Fishman, 137–50, 153, 161

  and inversions, 38, 141–42

  and joints, 140–43

  and medical licensure, 149–50, 154

  and muscles, 141, 145

  of the neck, 143

  and nerves, 145

  and Payne, 154–61

  and realignment, 146

  and relaxation, 139

  of the spine, 144

  and stretching, 139, 142, 143

  and weight management, 160

  and Yoga for Dummies, 157–59

  and Yoga Rx, 159–60

  and yoga therapist credentials, 150–53, 154–57, 160–61

  health care:

  costs of, 220

  global crisis in, 217

  HealthCentral.com, 74–75

  Health magazine, 133

  heart:

  effects of yoga on, 59, 94–95

  size of, 52, 53

  heart disease, 40, 54, 59–60

  hedonism, 189–90

  hemoglobin, 85

  hibernation, 22

  Hill, Archibald V., 51–53

  Hinduism, 185

  Hindu nationalism, 24, 25, 26, 29, 39

  hippocampus, 209

  Holotropic Breathwork, 201

  homeostasis, 221

  homunculus, 175

  hormones, 167–69

  Horner’s syndrome, 118, 119

  Hotel Management and Operations, 74

  hot yoga, 3, 47–48, 50, 88, 99, 123–24, 181

  Hu, Frank, 54

  Human Sexual Response (Masters and Johnson), 178

  humerus, 140

  hypermetabolism, 177

  hypersexuality, 221

  hypertension, xxxi, 40, 92, 219

  hyperventilation, 86–87, 178, 180
–81

  hypometabolism, 96, 158, 177

  hypothalamus, 114, 179, 205

  immune system, 42

  incest, 16

  India:

  independence of, 33

  maharajahs of, 28–29

  inflammation, 42

  injuries, 103–36

  and age, 130–31

  to the back, 134

  beauty-salon syndrome, 114–16, 127

  and Black, 105–9, 135–36

  to the brain, 111–16, 119–21, 126, 127, 134

  cryptogenic, 116

  and death, 127–28

  and Hanus, 118–19

  Horner’s syndrome, 118, 119

  and inexperienced teachers, 104, 109, 135, 153

  and inversions, 104–5, 107, 116, 118–20, 123, 126, 128, 131–33, 136

  to joints, 122, 134

  to ligaments, 123–24

  to the lungs, 129–30

  media stories of, 122–24, 130

  and Nagler, 116–18, 119

  to the neck, xxviii, 112–19, 122, 126–28, 133, 134, 143

  nerve damage, 110–11

  and rapid breathing, 129–30, 178

  and redesign of poses, 131–33

  and Robin, 104–5, 131

  safety first, 104, 105, 107, 124, 128, 131

  silence/denial about, 103, 104, 106, 108, 109, 130

  surveys of, 104, 105, 109–12, 121–22, 133–35, 143

  teacher training regulations, 128–29, 135

  thoracic outlet syndrome, 132

  at vacation venues, 104

  and weakness, 107

  whiplash, 112

  X-Rated Exercises, 131

  and Yoga Journal, 109, 124–28, 132, 133

  zero evidence of, 127

  insanity, 213

  inspiration, 196–200

  Institute for Consciousness Research, 196, 210–13

  International Association of Yoga Centenarians, 215

  International Association of Yoga Therapists, 134, 151, 153, 154, 156, 157, 160

  International Journal of Yoga Therapy, 130, 134, 151

  inversions, 27–28, 27, 29

  and blood pressure, 91–92, 95

  and healing, 38, 141–42

  and injuries, 104–5, 107, 116, 118–20, 123, 126, 128, 131–33, 136

  and metabolism, 97–98

  and moods, 91–95, 97–98

  Isvari (goddess), 186

  Iyengar, B. K.S., xvii, 31–33, 90, 161, 235n

  on destiny, 165

  and Fishman, 137, 139, 140, 141

  influence of, 137, 199, 216

  and injuries, 115, 116, 118, 126, 133

  Light on Pranayama, 86

  Light on Yoga, xxviii, 37–39, 103, 115, 132, 133, 137, 172, 199, 219

  and New Age yoga, 229n

  on sexual retentive power, 39

  Iyengar yoga, xxiii, 5, 48, 94

  and inversions, 91, 105

  Iyengar yoga (cont.)

  and research studies, 99, 100, 134, 206

  and teacher training, 135

  Jacobson, Edmund, xvii, xxvii, 81–82, 84, 141

  James, William, 81

  Janu Sirsasana (Head to Knee), 206, 206

  Jesus of Nazareth, 17

  jogging, 54

 

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