Generally speaking do athletes typically have a higher or lower resting heart rate? explain

Football players often sustain lateral blows to the extended knee. which of the ligaments is (are) damaged as a result? a. suprapatellar b. oblique popliteal and extracapsular ligament c. medial collateral, medial meniscus, and anterior cruciate d. arcuate popliteal and the posterior cruciate

If you have a difficult time knowing where your hand is without looking at it you may be having a problem with your what ?

How can antibodies "remember" a particular bacterial invader or "antigen" on that invader?