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Table 2 Symptoms and incidence of adverse events reported after yoga class

From: A large-scale survey of adverse events experienced in yoga classes

  Symptoms n Incidence
Eyes and ears Tinnitus 13 0.5%
Blackout 7 0.3%
Pruritus of the eye 4 0.2%
Respiratory system Coughing 80 3.2%
Congested nose 31 1.2%
Runny nose 27 1.1%
Sputum production 7 0.3%
Cardiovascular system Breathlessness 22 0.9%
Palpitation 13 0.5%
Chest pain 1 0.0%
Gastrointestinal system Gastric and abdominal pain 7 0.3%
Nausea 6 0.2%
Diarrhea 2 0.1%
Musculoskeletal system Muscular pain 132 5.3%
Joint pain 122 4.9%
Foot and muscle cramp 43 1.7%
Skin Flushing of the face 24 1.0%
Pruritus of the skin 13 0.5%
Excessive perspiration 10 0.4%
Neurological system Dizziness 101 4.0%
Numbness of a certain body part 47 1.9%
Twitching in a certain body part 41 1.6%
Faintness (dazed) 33 1.3%
Heaviness of the head 24 1.0%
Feeling of hotness and coldness 22 0.9%
Headache 18 0.7%
Fatigue Feeling of exhaustion 25 1.0%
Feeling of illness 16 0.6%
Psychological symptoms Tension 14 0.6%
Shaking of the body 6 0.2%
Anxiety 5 0.2%
Recollection of bad experience 5 0.2%
Gloominess 3 0.1%
Feeling of wanting to cry 2 0.1%
Irritation 2 0.1%
Scary thoughts 1 0.0%
Frightened feeling 1 0.0%
Heightened emotion 1 0.0%
  Total 931 37.1%