The phrase [何歳でもピンピンピン](javascript:void(0)) can be explained as follows: 「ピンピン」 (pinpin) means to be full of vitality, energetic, or healthy. It is often used to describe someone who is lively and in good health, even at an advanced age. For example, an 80-year-old person may say they are still "ピンピンしてる" meaning they are still very much active and feeling well. The repetition in [ピンピンピン](javascript:void(0)) here emphasizes strong and ongoing vitality. The phrase [何歳でもピンピンピン](javascript:void(0)) literally translates to "energetic at any age," meaning someone remains lively, healthy, and vigorous regardless of how old they are. This phrase is also the title of a Japanese health-related TV program focused on staying youthful and healthy in various stages of life. The program teaches how to maintain health and vitality at any age through lifestyle and medical advice.

In summary, [何歳でもピンピンピン](javascript:void(0)) means maintaining energetic, lively, and good health at any age. It is often used positively to describe healthy aging without major illness or physical decline.