expression, i-adjective
highly conscious; highly aware; well-versed; knowledgeable
Describes a person who is keenly aware of trends, self-improvement, or social issues, often with a nuance of being proactive and well-informed. Can sometimes carry a slightly ironic or critical tone when referring to someone who is overly earnest about self-betterment.
彼は健康に意識が高くて、毎日ジムに通っている。
He is highly health-conscious and goes to the gym every day.
Highly aware students are also proactive in volunteer activities.