The ACMD also warned that a variety of synthetic versions of cannabis on sale online could cause serious side-effects including heightened heart rate, panic attacks and convulsions.
Media said that he died after "a sudden onset [of] heightened heart rate".
Increased cognitive activity has been found to result in small increases in pupil dilation, slowing blinking patterns, more consistent heart rates, and heightened heart rates (Carswell et al. [2005]).
Although there is evidence that more vigorous chewing or greater resistance to chewing does not moderate chewing effects on memory [ 14, 15], the fact that chewing gum can enhance arousal which is depleted by attention tasks (e.g., by heightening heart rate and beta power during vigilance) [ 9] suggests that it is more plausible that more vigorous chewing could have a greater effect on attention.
Work over which individuals have little control can heighten the risk of heart disease.
Various studies indicate that current N.F.L. players are at a greater risk than the general population for high blood pressure and that retired players are more prone to obesity, sleep apnea and metabolic syndrome: conditions like elevated blood pressure, insulin and cholesterol levels and excessive body fat around the waist that together heighten the risk for heart disease, stroke and diabetes.
Perceptions that certain fats and oils heighten the risk of heart disease increased for trans fats (73% in 2007 vs 63% in 2006; P<0.05), saturated fats (77% in 2007 vs 73% in 2006; P<0.05), and partially hydrogenated oils (56% in 2007 vs 49% in 2006; P<0.05).
Loss of the ovaries plunges women into menopause, potentially leading to hot flashes, a reduced sex drive and heightened risks of heart disease and bone loss.
But in 2004, an analysis of clinical data pointed to a possibly heightened risk of heart attack and stroke in patients taking rofecoxib.
Concerns about heightened risks of heart attack with GlaxoSmithKline's pill Avandia created a storm of controversy around the F.D.A. and its safety standards for popular diabetes treatments.
