KATHMANDU, JUNE 21 Nepal joined the global community in observing the 12th International Day of Yoga on Sunday under the theme 'Yoga for Healthy Ageing'. The theme highlights yoga's role in promoting physical and mental well-being, particularly among older adults. According to the World Health Organization (WHO), yoga improves balance, flexibility, strength and mobility while reducing stress and supporting emotional health. The United Nations declared June 21 as the International Day of Yoga in 2014 to raise awareness about the benefits of the ancient practice, which originated in South Asia and is now practised worldwide.