"Most men are silent carriers," the doctor explained, noting that there is no standard test for men to even know they have it. "It’s been there all along, an unseen passenger from a previous life."
The strings likely refer to HPV (Human Papillomavirus) and his been (or "has been"), potentially reflecting a common narrative trope found in awareness campaigns or real-life accounts of medical infidelity. {GHpV hSsiBaen}
HPV and Relationships – NCCC - National Cervical Cancer Coalition "Most men are silent carriers," the doctor explained,