They are now operating 24/7 in the immune system. It identifies threats, defends itself by mounting defenses and kills damaged cells. But brute power is not sufficient. If the immune system remains active for too long or overreacts, it can ...
The population of Americans 65 and older is projected to increase from 58 million in 2022 to 82 million by 2050. By 2035, older adults are expected to outnumber children under 18 for the first time in U.S. history. Behind ...