Findings

What do systematic reviews say?

180 questions · 182 findings · 32 reviews · Airways

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No studies found 23 · 12.6%GRADE not reported 1 · 0.5%Very low 28 · 15.4%Low 86 · 47.3%Moderate 42 · 23.1%High 2 · 1.1%

Beta2‐agonists vs placebo (single administration)

Maximal percentage fall in PEF · exercise‐induced asthma

1 finding from 1 review

Beta₂‐agonists for exercise‐induced asthma 2013 · Cochrane Headline outcomes only
no estimate extracted
14 studies · 92 participants
Low

Beta2‐agonists vs placebo (single administration)

Maximal percentage fall in FEF25‐75% · exercise‐induced asthma

1 finding from 1 review

Beta₂‐agonists for exercise‐induced asthma 2013 · Cochrane Headline outcomes only
no estimate extracted
8 studies · 106 participants
Low

Beta2‐agonists vs placebo (single administration)

Side effects · exercise‐induced asthma

Beta2‐agonists showed no clear difference in side effects compared with placebo (single administration) (low certainty).

1 finding from 1 review

Beta₂‐agonists for exercise‐induced asthma 2013 · Cochrane Headline outcomes only
OR 0.83 [0.43, 1.59]
55 studies · 2165 participants
Low

Vitamin C vs placebo

Adverse events · adults and children with exercise‐induced bronchoconstriction/asthma

The review found no eligible studies for this question.

1 finding from 1 review

Vitamin C for asthma and exercise‐induced bronchoconstriction 2013 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Vitamin C vs placebo

Health‐related quality of life (HRQL) · adults and children with exercise‐induced bronchoconstriction/asthma

The review found no eligible studies for this question.

1 finding from 1 review

Vitamin C for asthma and exercise‐induced bronchoconstriction 2013 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Vitamin C vs placebo

Asthma exacerbations · adults and children with exercise‐induced bronchoconstriction/asthma

The review found no eligible studies for this question.

1 finding from 1 review

Vitamin C for asthma and exercise‐induced bronchoconstriction 2013 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Vitamin C vs placebo

Asthma symptoms · adults and children with exercise‐induced bronchoconstriction/asthma

1 finding from 1 review

Vitamin C for asthma and exercise‐induced bronchoconstriction 2013 · Cochrane Headline outcomes only
no estimate extracted
1 study · 8 participants
Low

Yoga vs no breathing exercises

Change in 6‐minute walking distance · patients with chronic obstructive pulmonary disease

1 finding from 1 review

Breathing exercises for chronic obstructive pulmonary disease 2012 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 74 participants
Moderate

Yoga vs no breathing exercises

QoL · patients with chronic obstructive pulmonary disease

1 finding from 1 review

Breathing exercises for chronic obstructive pulmonary disease 2012 · Cochrane Headline outcomes only
no estimate extracted
1 study · 45 participants
Moderate

Pursed lip breathing vs no breathing exercises

Dyspnea · patients with chronic obstructive pulmonary disease

1 finding from 1 review

Breathing exercises for chronic obstructive pulmonary disease 2012 · Cochrane Headline outcomes only
no estimate extracted
1 study · 19 participants
Low

Pursed lip breathing vs no breathing exercises

Six‐minute walk distance · patients with chronic obstructive pulmonary disease

1 finding from 1 review

Breathing exercises for chronic obstructive pulmonary disease 2012 · Cochrane Headline outcomes only
no estimate extracted
1 study · 30 participants
Low

Pursed lip breathing vs no breathing exercises

Health‐related quality of life Dyspnoea domain of Hiratsuka scale Scores range from 0 to 100, with lower scores indicating less shortness of breath · patients with chronic obstructive pulmonary disease

1 finding from 1 review

Breathing exercises for chronic obstructive pulmonary disease 2012 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 60 participants
Low

Diaphragmatic breathing vs no breathing exercises

Change in dyspnoea score · patients with chronic obstructive pulmonary disease

1 finding from 1 review

Breathing exercises for chronic obstructive pulmonary disease 2012 · Cochrane Headline outcomes only
no estimate extracted
1 study · 30 participants
Moderate

Diaphragmatic breathing vs no breathing exercises

Change in 6‐minute walking distance · patients with chronic obstructive pulmonary disease

1 finding from 1 review

Breathing exercises for chronic obstructive pulmonary disease 2012 · Cochrane Headline outcomes only
no estimate extracted
1 study · 30 participants
Moderate

Diaphragmatic breathing vs no breathing exercises

Health‐related quality of life Change in total score of St George Respiratory Questionnaire · patients with chronic obstructive pulmonary disease

1 finding from 1 review

Breathing exercises for chronic obstructive pulmonary disease 2012 · Cochrane Headline outcomes only
no estimate extracted
1 study · 30 participants
Moderate

Yoga vs no breathing exercises

Dyspnoea during exercise Modified Borg dyspnoea score at end of 6‐minute walk test Scores range from 0 to 10, with lower scores indicating less shortness of breath · patients with chronic obstructive pulmonary disease

1 finding from 1 review

Breathing exercises for chronic obstructive pulmonary disease 2012 · Cochrane Headline outcomes only
no estimate extracted
1 study · 29 participants
Low

Yoga vs no breathing exercises

Dyspnea · patients with chronic obstructive pulmonary disease

1 finding from 1 review

Breathing exercises for chronic obstructive pulmonary disease 2012 · Cochrane Headline outcomes only
no estimate extracted
1 study · 29 participants
Low

Myofunctional therapy vs sham

Daytime sleepiness (ESS): endpoint score. · obstructive sleep apnoea

1 finding from 1 review

Myofunctional therapy (oropharyngeal exercises) for obstructive sleep apnoea 2020 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 82 participants
Moderate

Myofunctional therapy vs continuous positive airway pressure (CPAP)

AHI · obstructive sleep apnoea

1 finding from 1 review

Myofunctional therapy (oropharyngeal exercises) for obstructive sleep apnoea 2020 · Cochrane Headline outcomes only
no estimate extracted
1 study · 54 participants
Low

Myofunctional therapy vs continuous positive airway pressure (CPAP)

Snoring frequency: endpoint score. · obstructive sleep apnoea

1 finding from 1 review

Myofunctional therapy (oropharyngeal exercises) for obstructive sleep apnoea 2020 · Cochrane Headline outcomes only
no estimate extracted
1 study · 54 participants
Low