Power is important for overall muscle strength because it helps you accelerate a weight, so increasing power will successfully increase your strength. (thescienceofgettingripped.com)
Chest Workouts emphasize overall muscle strength, especially by working the pecs. (popworkouts.com)
When a large calorie deficit is maintained while there is limited body fat available that metabolic disturbances such as altered Testosterone, Thyroid and Cortisol levels begin to take place and negatively affect both your muscle mass, and overall muscle strength [Nindl B.C. Med Sci Sports Exerc, 2007; Freidl K.E. J Appl Physiol 2000]. (eatstopeat.us)