KAHUKI, Hawaii â The class of 2015 at Kahuku High and Intermediate School had a memorial graduation ceremony as they performed a choreographed song and dance.
Muscle-strengthening activities improve the strength, power, and endurance of your muscles. Examples of muscle-strengthening activities are: 1  doing pushups and situps. 2  lifting weights. 3  climbing stairs. 4  digging in the garden.
Powerlifting Weight Classes. For those who donât know, Powerlifting is a weight class sport. A weight class sport is one in which competitors are divided up into different divisions depending on how much they weigh.