Over-arching can also occur when the angle of the seat is too steep (this also throws the weight forwards, so that the meditator has to lean back, causing excessive hollowing).

• 过度挺直也可能在座位的角度太倾斜时发生（这也让人的重心太过靠前，因此冥想者必须向后靠，而造成太过的凹陷）。