| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| changes in immune system | 0.43 | 0.3 | 6264 | 26 | 24 |
| changes | 1.23 | 0.5 | 6622 | 32 | 7 |
| in | 1.14 | 0.9 | 2863 | 5 | 2 |
| immune | 1.8 | 0.4 | 9260 | 26 | 6 |
| system | 0.11 | 0.9 | 2719 | 52 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| changes in immune system aging | 0.18 | 0.4 | 2729 | 79 |
| changes in immune system | 1.02 | 1 | 6703 | 15 |
| changes in immune system during stress | 1.43 | 0.9 | 9052 | 21 |
| immune system changes in pregnancy | 0.05 | 0.6 | 3099 | 79 |
| immune system age related changes | 1.02 | 0.7 | 4634 | 3 |
| immune system changes with age | 0.2 | 0.3 | 1511 | 89 |
| changes in the immune system due to aging | 1.57 | 0.5 | 8466 | 59 |
| immune system changes in elderly | 1.48 | 0.1 | 5290 | 44 |
| how covid-19 changes the immune system | 0.55 | 0.3 | 4002 | 70 |
| age related changes in immune system | 1.6 | 0.1 | 5609 | 5 |
| the aging immune system | 0.89 | 0.9 | 2192 | 35 |
| immunological changes related to aging | 0.81 | 0.7 | 5739 | 31 |
| how does age affect immune system | 1.51 | 0.4 | 3169 | 28 |
| poor immune function and aging | 1.46 | 0.9 | 9897 | 80 |
| can aging cause immune system deficiency | 1.93 | 0.9 | 7925 | 6 |
| immune system theory of aging | 0.98 | 0.7 | 3144 | 90 |
| why does immune system weaken with age | 0.56 | 0.1 | 6480 | 53 |
| immune system decline with age | 0.07 | 0.4 | 2420 | 99 |
| age weakens your immune system | 0.71 | 0.9 | 6135 | 12 |
