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doctor explained to her that it was due to low blood volume. She needed herbal medicine when she got dizziness and to have her hands and feet massaged as she lay down. She also had traditional massage on some occasions. Not so long afterwards it was necessary to look after Khun Yay's health more carefully. Her straight back started to bend and her legs got numb when she meditated. It was not as easy for her to sit cross-legged as in the past. She would warn the youngsters: "As young people, you don't know what it is like to be numb and have your waist ache. You will know when you get old. When I was young, I could meditate six hours at a time during the day and another six hours at night. As youngsters, do what you should do now because you may not be able to do it when you get old." When older, Khun Yay simply changed her meditation posture from sitting cross-legged to lying down due to the old age of her physical body. However, her internal vision remained sharp despite the change of her posture. Although it is inevitable for one's physical body to deteriorate, Khun Yay never let it obstruct her from purification of her mind. She might not be able to sit and meditate for a long time, but she could still meditate while lying down. "I cannot sit and meditate for a long time now. So, I lie down to meditate and think of meritorious deeds." Due to her great patience, Khun Yay kept to her normal schedule and met with her visitors every