A shower is a booth for washing, usually in a bathroom, having an overhead nozzle that sprays water down on the body. A full bathroom may include a shower stall, whereas a half bathroom will not

For descaling, various acidic chemicals or brushes can be used or some heads have rubber-like jets that can be manually descaled. Some shower heads can be adjusted to spray different patterns of water. Thus less water can be used to wet the same area. Hard water may result in calcium and magnesium deposits clogging the head, reducing the flow and changing the spray pattern. Low flow shower heads can use water more efficiently by aerating the water stream. A shower head is a perforated nozzle that distributes the water over a large solid angle

Various purposes of showering include the practice of routine hygiene, as well as a safe means of removing harsh chemicals or dangerous substances from the body

Showering is considered to be easier and more safe than bathing, for elderly and disabled individuals, as it requires less effort to step out of and presents a lower risk of slipping and falling

To further encourage safe bathing, some companies have started selling walk-in tubs and showers, which allow for more ease of entering and exiting a bathtub or shower area

Shower curtains are curtains used in bathtubs with a shower or shower enclosures. Many people use two shower curtains: one that is inside the tub, which is purely functional or decorative as well, and an outer shower curtain, which is purely decorative. Shower curtains usually surround the bath inside the tub or shower area, and are held up with railings or curtain rods on the ceiling. They are usually made from vinyl, cloth or plastic. The shower curtain has two main purposes: to provide privacy and to prevent water from flooding or spraying into the bathroom. To accommodate the different types of bathtub shapes, railings can come in different sizes and are flexible in their design

Places such as a swimming pool, a locker room, or a military facility, have multiple showers. There may be shower rooms without divisions or shower stalls

Best practice requires a waterproofing material to cover the walls and floor of the shower area, that are then covered with tile, or in some countries with a sheet material like vinyl. There are free-standing showers, but also showers which are integrated into a bathtub. Showers are separated from the surrounding area through watertight curtains , sliding doors, or folding doors, in order to protect the space from spraying water. Showers with a level entry wet room are becoming very popular, especially due to improvements in waterproofing systems and prefabricated components

During the Scottish Enlightenment, Lord Monboddo showered every morning with cold water on his front porch to emulate the Greeks, and professed his belief in the practice as healthful; his habit, while eccentric, was well publicized with the intelligentsia of that era. Another step toward the popularization of showering practices was when the Prussian military installed showering rooms in their barracks in 1879. The practice of using a shower to promote healthy hygiene practices goes back to the time of the Greeks, as evidenced by extant vases and murals

Also, showering is often incorporated into religion-imposed hygiene standards, in the Islamic faith. This is regarded in Islam as the act of Ghusl

In new construction designs, an institution will often have roll-in showers in each room or shared between two rooms. This eliminates the shrouded trip down the hallway for the resident, but it also drives up the construction cost of facility and takes away square footage for other uses. However, a significant advancement to showering within these facilities over the past 70 years has been the move from metal constructed shower chairs to PVC plastic ones. The typical process has always been to undress the resident in their room, place them onto a shower chair, wrap a sheet around for modesty and wheel them down to the central shower area with all of their toiletries in their lap

These include the pipe for hot water, cold water, and the drainage pipe. Installation of a shower requires several water transportation pipes

Some of the reasons that whirlpool bathing has been abandoned are:. For several reasons, whirlpool use has been greatly reduced, in favor of showering instead. From the mid-1970s, until the late-1900s these tubs were how residents were mostly cleaned. Institutional showering in nursing homes and rehabilitation facilities was replaced for several years by whirlpool tubs