The researchers also plan to use the facial equipment in Ukraine next year on 15 to 20 civilians and soldiers with symptoms like PTSD due to the war with Russia. "I would like to explore the possibility of (health) care that poses a minimal burden on patients in a conflict area where rendering medical support is difficult," said Yasuhiro Suzuki, an associate professor at Nagoya University. Research jointly conducted by Nagoya University and Akita University found that 35 elderly individuals with mild cognitive impairment or mild dementia showed improved cognitive functions, such as memory, after a month of treatment with low-frequency sounds combined with micro-vibrations.