No amount of sleep is enough. Sex is much less interesting than it used to be. You wonder if you have depression. At work, you aren’t as sharp as you used to be, and struggle to focus throughout the ...

Testosterone, the primary sex hormone in men, plays a vital role in male reproductive development and function, as well as other functions like bone density and muscle mass. Testosterone levels ...

Working out regularly has a profound effect on all aspects of your health, including your heart and mental health. Exercise ...

Add Yahoo as a preferred source to see more of our stories on Google. Reeder explains that testosterone is far more involved than you would first think -- it plays are part in everything from muscle ...

Taylor Leamey wrote about all things wellness for CNET, specializing in mental health, sleep and nutrition coverage. She has invested hundreds of hours into studying and researching sleep and holds a ...