If you’re a man who’s planning on joining a social network, you may wish you had more hair. If Rogaine didn’t do it for you, it may be because you’re under stress. It has been long known that stress plays a part not just in the graying of hair but in hair loss as well. A team of researchers that was investigating how stress affects gastrointestinal function may have found a chemical compound that induces hair growth by blocking a stress-related hormone associated with hair loss–entirely by accident.
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Rogain was supposed to be the solution, but if that were true, why do we still so many bald men? But scientists say they really are on the verge of discovering a definitive cure for baldness, after growing hair on a bald mouse. When researchers corrected the faulty hairless gene in the rodent, his fur began to grow back.

Mice and humans share the same gene for growing and shedding hair. But when it is faulty, hair doesn’t grow back normally and over time people go bald. When this gene is healthy, the hair growing process restarts.
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