"Strong lungs" refers to having healthy and powerful breathing organs that can take in and exhale air effectively. It means having the ability to breathe easily and deeply without getting tired or experiencing difficulties. Full definition
It contributes to the healthy development of your baby's eyes, build strong lungs and assists in healthy skin cell production. (kaboutjie.com)
Saturated fats aid calcium absorption and bone health, protect your liver, support strong lungs, and play a critical role in cognition and nerve communication. (wellnessmama.com)
It's even more important than we once thought: Air pollution globally kills more people than malaria and AIDS combined, and studies show that kids who grow up with cleaner air will have bigger and stronger lungs for life. (treehugger.com)