Not only it is one of the largest airports in the world but is also ranked among one of the busiest airports in the world. According to sources, Beijing Capital International Airport accounted 557,167 air craft landings and take offs, making it the busiest airport of the world in 2014.
Bone mass generally peaks around the age of 30-35, and then starts to slowly decline at around age 50 in women (60 in men) when you start to lose bone mass faster than your body can grow it back. This happens to all adults, however critical loss of bone mass (osteoporosis) is much more common in women.
Male muscle loss is a common symptom of andropause and it manifests itself in the loss of muscle strength and overall muscle mass. Age related muscle loss, or sarcopenia can start as early as 20 or 25 but is most drastic after age 60. Over time, muscle cells atrophy and start converting muscle fibers into fat as a result of motor neurons no longer sending signals to your brain to move the muscles.