Adjective

(en adjective)

Expecting the best in all possible ways.

in an optimistic mood

optimistic plans

took an optimistic view

Adjective

(er)

Enjoying health and vigor of body, mind, or spirit: well.

*{{quote-book, year=1935, author= George Goodchild

, title=Death on the Centre Court, chapter=5 , passage=By one o'clock the place was choc-a-bloc. […] The restaurant was packed, and the promenade between the two main courts and the subsidiary courts was thronged with healthy -looking youngish people, drawn to the Mecca of tennis from all parts of the country.}}

Conducive to health.

* {{quote-magazine, date=2013-07-19, author= Ian Sample

, volume=189, issue=6, page=34, magazine=(The Guardian Weekly) , title= Irregular bedtimes may affect children's brains , passage=Irregular bedtimes may disrupt healthy brain development in young children, according to a study of intelligence and sleeping habits.  ¶ Going to bed at a different time each night affected girls more than boys, but both fared worse on mental tasks than children who had a set bedtime, researchers found.}}

Evincing health.

(label) Significant, hefty; beneficial.