Conecta: 10 facts you may not know about hearing loss

As with other health conditions, hearing loss can be mild, moderate or severe, and Earl explained that it also depends on the location of the damage.

"The ear is composed of three parts: external, middle and internal," he said. "Hearing problems involving the outer ear can be as simple as earwax blocking the ear canal."

Earl said some hearing loss that can occur due to genetic changes during the different stages of a baby's gestation.

"The structures of the ear (external, middle and internal) develop at different times and, either by genetic changes or by something in the mother's environment, it can lead to congenital hearing loss," he said. "Other conditions related to the birth of the baby, for example, the time it takes to take his first breath, lack of oxygen can cause damage to the cells of the ear."

Earl said medical associations have pondered whether it is advisable to have annual checkups or every three or five years to check hearing health.

"I suggest that as soon as someone notices a change or red flag, they go for a check-up to determine if it's something temporary or a hearing loss that will gradually become more pronounced," he said. "I also lean toward recommending early screening because if it takes years before diagnosing a hearing loss, it can lead to changes in people's physical and social health."

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Note: Article is published in Spanish, click on the 'translate' button to read in English.