"They're exposing their body to germs in a certain, level way to build their immunity.
Bagaragaza umubiri wabo kuri mikorobe mu buryo runaka, bwo kubaka ubudahangarwa bwabo. Abantu bamwe rero bavuga ko indwara zo mu bwana, nk'ubukonje ndetse n'udukoko two mu gifu, byubaka ubudahangarwa bwacu kugira ngo igihe ibintu byinshi biteye akaga, twiteguye kandi ntituzarwara muri ibyo bintu bibi cyane.