Sinéad O’Connor died from chronic obstructive pulmonary disease and asthma, death certificate says

Irish singer’s cause of death confirmed one year after being found unresponsive at her London home at age 56

Sinéad O’Connor died from chronic obstructive pulmonary disease (COPD) and bronchial asthma, her death certificate has confirmed.

The news was first reported on Sunday by the Irish Independent, one year after the Irish artist and activist’s death at age 56.