HEALTH is from חלוץ [K]HeeLOOTS, which, like חיל [K]HaYiL, means strength and vigor.
weakness is חלש [K]HaLaSH. ILL health is חלה [K]HoLeH
HELLO means "be HALE." Being HEALthy or AILing comes from the same place, the same Het-Lamed root is this case.
These built-in opposites offer a glimse into the Mind of an apparent Creator of Speech.
Edenics website: www.edenics.org
Edenics web games: www.edenics.net
writing samples :rootsoffaith.net