Stories related to: muscle mass

Still struggling to get that 36-24-36 figure? Science can’t help you, but it can explain why some girls are leaner than others, reports the Telegraph . Researchers have found a link between parental DNA and female muscle mass, which could explain “why many people will never obtain the perfect figure,” says the head researcher. More »

Human growth hormone certainly builds muscles, but it may not make athletes faster or stronger. "What we found suggested that it didn't help—and at some point, it might hurt," said the lead investigator on the Stanford research study. So why, the San Jose Mercury News wonders, do sports stars risk their careers by turning to HGH? More »

Men with low levels of testosterone are more likely to be depressed, Australian researchers have found, and they recommend that those with abnormally low levels be treated with injections of the sex hormone. A study of men over the age of 70 revealed that those with the lowest testosterone levels are three times more likely to suffer depression than those with the highest levels, reports the Age . More »