Which types of assists are commonly used in lifeguarding?

In lifeguarding, assists are techniques used to help a distressed swimmer reach safety without putting the lifeguard or the swimmer at risk. Among the options presented, arm extensions and rescue tube extensions are commonly used assists due to their effectiveness and safety.

Arm extensions involve reaching out to a person in distress, allowing them to grab onto the lifeguard's arm or hand, providing a stable point to pull them back towards safety. This method emphasizes maintaining distance and safety for both the swimmer and the rescuer.

Rescue tube extensions utilize the rescue tube as a floating device that can be handed to a distressed swimmer. By extending the tube towards the individual, the lifeguard can help them stay afloat, thereby reducing panic and establishing a means for the swimmer to hold onto while the lifeguard performs a rescue. This technique enhances both the lifeguard's safety and the swimmer's likelihood of a successful rescue, promoting a functional approach to reining in potentially dangerous situations in the water.

The other options listed do not commonly apply to lifeguarding assists. Techniques such as swim flips, underwater recoveries, knee extensions, and jump assists are either impractical or pose a greater risk under typical rescue circumstances. Thus, arm extensions and rescue tube