Osteoporosis is a condition where bones would become brittle due to hormonal changes,tissue loss or lacks of vitamin D and the mineral calcium. Americans are at risk for this thus in an average adult one should incorporate Calcium and Vitamin D rich foods such as cereal,milk,sardines,broccoli,cheese,salmon and orange juice.
That statement is false
Overload is the act of slowly increasing stress to your muscle ( usually done by increasing the weight resistance in your training), in order to condition your body and increase your muscle strength
Generally, in order to generate improvement from your body, Overload is necessary