The answer to the question is (A) a fitness fad.
Michael believes that using a piece of equipment would quickly give him the abdominal muscles that he longs for. However, even if the equipment is able to do what it advertises itself as; Michael still needs to eat the right diet in order to gain the muscles that he desires. He also needs to do the exercises and diet routinely, or he won’t get the abdominal muscles he wants.
The difference between interval training and strength training is interval training is training in which an athlete alternates between two activities, typically requiring different rates of speed, degrees of effort and Strength training is a type of physical exercise specializing in the use of resistance to induce muscular contraction which builds the strength, anaerobic endurance, and size of skeletal muscles.
I pretty sure it’s a genetic disorder
Answer by JKismyhusbandbae: Repeated drug use may lead to drug tolerance which occurs when a user requires larger amounts of the drug to achieve the desired effect.