The article fails to say just what the vaccine risk is, beyond the vague "heart problems." But "heart problems" associated with vaccines seems limited to minor

The article fails to say just what the vaccine risk is, beyond the vague "heart problems." But "heart problems" associated with vaccines seems limited to minor temporary swelling easily treated with over-the-counter medications like Tylenol. Is the article trying to equate this risk with the risk of hospitalization from covid?