On average though, a male gorilla will only weigh around 310 to 440 lbs (more or less), and females average only about 220 lbs. Males never exceed 6 feet in height, only average around 5 ft 3 in to 5 ft 9 in. Females may grow to only 4 ft 7 in tall.
Wearing a weighted vest while running certainly has many advantages and can help improve the strength, endurance and the fitness of a runner. If you would like to try running with a weighted vest to see if it benefits speak to your trainer/coach and look into the best vest for you.
Although jumping jacks are effective on their own, you can add weight to your body to increase the challenge of this exercise. Ankle weights, wrist weights and even a weighted vest will require your body to work harder, which will help exercise your muscles and burn calories even faster.