TY - VIDEO ID - 137453744 TI - Doing endurance exercises AU - Richard, Margaret. AU - National Institutes of Health (U.S.) PY - 2000 PB - [Bethesda, Md.] : National Institutes of Health, DB - UniCat KW - Aerobic exercises KW - Exercise for older people KW - Physical fitness for older people UR - https://www.unicat.be/uniCat?func=search&query=sysid:137453744 AB - Explanation by Margaret Richard, popular physical fitness instructor, on the characteristics of effective endurance exercises. ER -