What is an essential safety consideration for riders during a lesson?

Wearing helmets at all times is a critical safety consideration for riders during a lesson, as it significantly reduces the risk of head injuries in the event of a fall or accident. Helmets are designed to absorb impact and protect the skull, which is particularly important in a therapeutic riding environment where riders may have varied levels of balance and stability. Ensuring that all riders wear properly fitted helmets helps create a safer environment and promotes responsible riding practices.

While other options may seem relevant to riding safety, they do not address the immediate risk of head injury as effectively as the use of helmets. A saddle with a deep seat can provide some degree of security, but it does not protect against head trauma. Choosing a horse based solely on size disregards other crucial factors such as temperament and suitability for the rider's abilities. Practicing without supervision can lead to an increased risk of accidents, as there would be no one present to intervene in case of dangerous situations. Therefore, consistent helmet use stands out as an indispensable measure to ensure rider safety during lessons.