The antonyms for "regains health" are numerous, but they all have one thing in common: they refer to a lack of physical or mental wellness. Some possible antonyms are deteriorating health, worsening condition, declining health, failing health, malaise, illness, disease, and infirmity. These antonyms describe a state of unhealthiness, weakness, and vulnerability, which can be caused by many factors such as an unhealthy lifestyle, genetic predisposition, or environmental toxins. It is essential to understand the antonyms of "regains health" to appreciate the importance of maintaining good health through healthy habits, regular exercise, and proper nutrition. By prioritizing our health, we can prevent and overcome illness and enjoy a fulfilling and healthy life.