Most importantly, believe in yoyrself, which leads to success in life.
You say “Indonesia. Badminton is part of their national identity. It’s the only sport Indonesia won an Olympic Gold Medal. They also say a prayer before they play according to their religion.
Player must wait until his opponent is ready before they serve.
Feet of both players must remain in a stationary position until the serve is made.
It’s not a fault if you miss a shuttle
while serving.
The shuttle can not be caught or slung with the racket.
A player cannot hole his racket near the net to ward off a downward stoke by his opponent or to interfere with his racket.
It's important because, you need to a valid source for a health situation. It could cause more than good if you don't know if the health source is not true.