Asubstance continually produced in our cells that may cause damage to dna and other important celll structures over time is known as a

Cell structure over time is known as a free radical

starvation is bad because your body needs nutrition and to deprive it of nutrition can cause problems with both health and fitness.

explanation:

it can make weight loss slow down over time, but it won't cause someone to gain weight depsite restricting calories. starvation causes weakness in the senses like thirst.