Due to those Navagraha doshas, people today encounter a variety of obstacles & hindrances of their daily life. So as to minimize and negate the malefic doshas or malefic influence of such planets, we complete many Pujas & Yagnas. A different etymology suggests that valga signifies "to paralyze" and symbolizes https://www.youtube.com/shorts/5VeSyP9JRw0