Skip navigation


PositiveTip for

Popular Sports Supplements Contain More Than Meets the Eye

Banned and novel stimulants found in popular supplements.

Are you or someone you know using sports or weight-loss supplements? Harvard Medical School researchers analyzed six popular brands of these and found two banned stimulants and two novel formulations, some at surprisingly high levels. The authors encourage physicians to "remain alert to the possibility that patients may be inadvertently exposed to experimental stimulants" by using these products.

PositiveTip: It is best to avoid supplements which claim to enhance energy or stimulate weight loss.

PositiveTip for

Stimulants and Youth: A Sobering Association

Common stimulant medications linked to sudden, unexplained deaths in youth.

There have been increasing concerns in recent years that stimulant drugs commonly given for ADHD may be associated with an increased risk of sudden, unexplained death in young people. In a new retrospective, case-controlled study researchers have reported the probability that those using the most commonly prescribed stimulant (methylphenidate) was 7.4 compared to those who were not. (If it had been 1, then the probability would have been the same for each group.)