This video discusses proper posture for standing meditation, which is common to many internal martial arts. Also known as standing qigong - it has many health benefits. With practice, it can easily be adapted into our daily lives any time we are standing.
For example, it can be used while waiting in line at a store or the bank, or while standing in an elevator.
Please note (at 4:10) when pointing the fingers: point each index finger only - not the entire hand.