事態はよくなってきているよ、だから元気出せ。

situation; (present) state of affairs; circumstances

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

nicely; properly; well; skillfully; skilfully; frequently; often

to become; to get; to grow; to be; to reach; to attain; to result in; to prove to be; to consist of; to be composed of; to succeed; to be complete; to change into; to be exchanged for; to play a role; to be promoted; to do ...

indicates certainty, emphasis, contempt, request, etc.; used when calling out to someone; used to catch one's breath or get someone's attention; yo!

so; therefore

lively; full of spirit; energetic; vigorous; vital; spirited; healthy; well; fit; in good health

to take out; to get out; to put out; to reveal; to show; to submit (e.g. thesis); to turn in; to publish; to make public; to send (e.g. letter); to produce (a sound); to start (fire); to serve (food); to begin ...; to start to ...; to burst into ...