Will Grant spoke to a 70-year-old widow who says the inability to use her building's elevator during a power outage trapped her and her husband when he needed medical care.
As Cuba heads into another month of blackouts due to the near-total fuel blockade imposed by the US, many say their lives now revolve around these power outages.
For Ana Rosa Romero, a 70-year-old widow living in a high-rise building, the constant power cuts have transformed her daily life.
BBC's Will Grant spoke to her about the impact of the blackouts.
Video edited by Blanca Estrada
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