Testosterone Deficiency
Old age usually refers to the period after the approximate retirement age for men. In Thailand, retirement is at 60 and in Europe over 65. Testosterone deficiency is prevalent in men of this age group; however it can also manifest much earlier.
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5 Techniques for Living with Dusty Air Conditions
Because dust is hazardous to the lungs, it is important to know the 5 techniques for living with dusty air.