91É«Ç鯬Vaccines that prolong the immune response may give better protection Most vaccines are designed to provoke a quick immune response, but a longer one might allow the most effective immune cells to stick around in the bone marrow News
91É«Ç鯬How to cut your risk of catching the BA.4 and BA.5 covid subvariants The latest omicron subvariants are more transmissible and better able to evade immunity from vaccines and past infections, but there are still steps you can take to reduce your risk of infection News