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%

Vitamin C vs placebo

Lung function: FEV1 % drop Postexercise · 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

Pursed lip breathing 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 · 19 participants
Low

Ventilation feedback training vs exercise

Exercise endurance Duration of constant work rate exercise test (minutes) · 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 · 32 participants
Low

Comparison of water‐based exercise vs control

Quality of life · adults with asthma

The review found no eligible studies for this question.

1 finding from 1 review

Water‐based exercise for adults with asthma 2014 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Comparison of water‐based exercise vs control

Exacerbations leading to health centre visits or exacerbations leading to hospitalisations Instrument: patient recorded · adults with asthma

1 finding from 1 review

Water‐based exercise for adults with asthma 2014 · Cochrane Headline outcomes only
no estimate extracted
1 study · 31 participants
Very low

Comparison of water‐based exercise vs control

FEV1 · adults with asthma

1 finding from 1 review

Water‐based exercise for adults with asthma 2014 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 105 participants
Very low

Comparison of water‐based exercise vs control

Medication usage Instrument: questionnaire · adults with asthma

1 finding from 1 review

Water‐based exercise for adults with asthma 2014 · Cochrane Headline outcomes only
no estimate extracted
1 study · 31 participants
Very low

Comparison of water‐based exercise vs control

Adverse events (a count of reported harms or adverse events/experiences over life of study/ · adults with asthma

1 finding from 1 review

Water‐based exercise for adults with asthma 2014 · Cochrane Headline outcomes only
no estimate extracted
1 study · 31 participants
Very low

Breathing exercises as part of a package of interventions vs control

Quality of life · children with asthma

1 finding from 1 review

Breathing exercises for children with asthma 2016 · Cochrane Headline outcomes only
no estimate extracted
28 participants
Low

Breathing exercises as part of a package of interventions vs control

Asthma symptoms · children with asthma

1 finding from 1 review

Breathing exercises for children with asthma 2016 · Cochrane Headline outcomes only
no estimate extracted
78 participants
Low

Breathing exercises as part of a package of interventions vs control

Serious adverse events · children with asthma

The review found no eligible studies for this question.

1 finding from 1 review

Breathing exercises for children with asthma 2016 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Upper limb exercise training vs No upper limb training

Peak Upper Limb Exercise Capacity (Supported) · stable COPD

1 finding from 1 review

Upper limb exercise training for COPD 2016 · Cochrane Headline outcomes only
no estimate extracted
3 studies · 70 participants
Low

Upper limb exercise training vs No upper limb training

Peak Upper Limb Exercise Capacity (Unsupported) · stable COPD

1 finding from 1 review

Upper limb exercise training for COPD 2016 · Cochrane Headline outcomes only
no estimate extracted
4 studies · 112 participants
Moderate

Upper limb exercise training vs No upper limb training

Endurance Upper Limb Exercise Capacity (Supported) · stable COPD

1 finding from 1 review

Upper limb exercise training for COPD 2016 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 57 participants
Low

Upper limb exercise training vs No upper limb training

Endurance Upper Limb Exercise Capacity (Unsupported) assessed by total number of rings moved in 6 minutes. · stable COPD

1 finding from 1 review

Upper limb exercise training for COPD 2016 · Cochrane Headline outcomes only
no estimate extracted
6 studies · 142 participants
Low

Intervention not reported

Exercise capacity · children with dysfunctional breathing/hyperventilation syndrome

The review found no eligible studies for this question.

1 finding from 1 review

Breathing exercises for dysfunctional breathing/hyperventilation syndrome in children 2013 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Pursed lip breathing vs expiratory muscle training

1 finding from 1 review

Breathing exercises for chronic obstructive pulmonary disease 2012 · Cochrane Headline outcomes only
no estimate extracted
1 study · 17 participants
Low

Intervention not reported

Peak exercise capacity: Power (W) · people with chronic obstructive pulmonary disease

1 finding from 1 review

Optimal intensity and type of leg exercise training for people with chronic obstructive pulmonary disease 2011 · Cochrane Headline outcomes only
no estimate extracted
8 studies · 367 participants
Moderate

Intervention not reported

Peak exercise capacity: Peak oxygen consumption (VO2peak) (L/min) · people with chronic obstructive pulmonary disease

1 finding from 1 review

Optimal intensity and type of leg exercise training for people with chronic obstructive pulmonary disease 2011 · Cochrane Headline outcomes only
no estimate extracted
5 studies · 188 participants
Moderate

Intervention not reported

Peak exercise test: Lactate threshold (L/min) · people with chronic obstructive pulmonary disease

1 finding from 1 review

Optimal intensity and type of leg exercise training for people with chronic obstructive pulmonary disease 2011 · Cochrane Headline outcomes only
no estimate extracted
3 studies · 94 participants
Moderate