If the whole game is to attain enlightenment, then don't destroy your prime instrument of enlightenment. Hinduism, Buddhism, Jainism all talk about how important a human body is. You want to use it for spiritual progress to the last possible moment. I can end with the words of Swami Bhuteshan and the 12th President of our order. He was very elderly. Before he passed, he was like 99 nearly.
In this series of talks, Swami Sarvapriyananda unfolds the highest truths of Vedanta through the study of the Bhagavad Gita (The Song of God).