No impact on health.
No impact on health.
Respiratory disease patients Avoid exercising outside the building.
People, especially children and the elderly. Shouldn"t do activities outside the building for a long time.
Respiratory disease patients Should avoid activities outside the building.
People, especially children and the elderly. Should be limited to exercise outside the building.
Individuals should avoid exercise outside the building.
For patients with respiratory diseases should be within the building.