To be honest, I have yet to find a quality mass gainer on the market. The problem with most mass gainers is that they are loaded with cheap sugars as a carb source. Not only can this lead to greater fat gain, it can make drinking them several times a day unhealthy.
Mechanical stress: physical condition which exists within any material because of strain or deformation by external forces or by non-uniform thermal expansion.
Definition. Stress is defined as an organism's total response to environmental demands or pressures. When stress was first studied in the 1950s, the term was used to denote both the causes and the experienced effects of these pressures.More recently, however, the word stressor has been used for the stimulus that provokes a stress response.tress, damage to restorations by, n a mechanical property that pertains to the capacity of substances used for restorative and preventive applications to loosen in response to continual pressure over time.