Age is just a number !!!
Ageing can be defined as the time-related deterioration of the physiological (loss of muscle and bone mass, increase visceral fat ) and mental functions (decline in Cognitive, memory and motor performance). Ageing is mainly associated with the decrease of some hormones level such as sex hormones and growth hormone (GH). These hormones play a major role in normal human growth, metabolism and functions. Also, there is many factors or habits that affect human age like factors that cause cellular damage such as smoking and elevated free radicals that come from oxidative stress.