Question

why is building up to full uniform/padding a good idea in preventing heat illness during practices?
students can run faster when not weighed down by gear.
students need to get acclimatized to heat and exercise intensity before wearing heavy gear.
students need to build up their muscles before wearing full gear.
removing gear makes it harder to cool a student down when overheated.

Explanation:

Acclimatization to heat and exercise intensity is crucial to prevent heat - related illnesses. Wearing heavy gear right away can cause overheating. Gradually building up to full uniform allows the body to adjust.

Answer:

Students need to get acclimatized to heat and exercise intensity before wearing heavy gear.