By simply focusing your attention on your breathing and without doing anything to change it, you can move in the direction of relaxation.â. This same philosophy is used in his well-known âThe 4-7-8 Breathing Exercise,â also called âThe Relaxing Breath,â which promotes better sleep.
A cave is a hollow place in the ground, specifically a natural underground space large enough for a human to enter. Caves form naturally by the weathering of rock and often extend deep underground. The word cave can also refer to much smaller openings such as sea caves, rock shelters, and grottos, though strictly speaking a cave is exogene, meaning it is deeper than its opening is wide, and a rock shelter is endogene. A cavern is a specific type of cave, naturally formed in soluble rock with the
If it's moving fast enough within the cave, water can also carve a larger, deeper path through the rock by corrasion (erosion by abrasion), just as a river carves through rock to create a canyon. Moving water can also form caves within glaciers and sandstone caves at the base of cliffs. Choose another way that caves can form.