tests today. >> one thing we do is check every single bodily function. >> hi, welcome to the age scan test. >> the next test will help determine my biological age, which is different than my chronological age. >> when you hear the tone press button 6 as quickly as possible. >> biological age is more about how well my body and mind are standing the test of time. >> okay. that was great. but you've got to do it faster if you want a good score. >> this is like crazy pressure. >> i'm 43 years old chronologically, but i could be older or younger than that biologically. >> really attack that button. >> i'm missing the button. >> now get ready to check your muscle movement, speed, and coordination. be aggressive. [ beeping ] >> ah! that's terrible. >> this next test will check your lungs. pick up the tube, take in the deepest possible breath you can, and blow.