Indeed it is risky, Since bitcoins are highly volatile, So many bitcoin hater's try's to spread its bad reputation in social sites but there's nothing they can do because somehow many of us willing to take risk just to earn double or triple digit profit.
Investment is such a risky thing. Everyone is aware of that and we couldnt deny it. But despite all of that why do you think people keep on patronizing it? Simply because the return of the said risks is a high probability of earning much profit.