A long-lasting disease that persists or recurs over time; often managed by controlling symptoms and lifestyle changes rather than quick cures.
糖尿病は代表的な慢性病の一つだ。
Diabetes is a typical example of a chronic disease.
彼は慢性病のため毎日薬を飲んでいる。
He takes medication every day because of a chronic illness.
慢性病の予防には運動と食事管理が重要だ。
Exercise and dietary control are important for preventing chronic diseases.