Raun and her colleague Katherine Ensor have conducted several studies on the effects of ozone on health, including one focused on asthma.
But there is a scarcity of studies on the effects on memory and attention.
Nonetheless, more studies on the effects of iron on the extrinsic pathway are warranted.
Earlier studies on the effects of acute alcohol consumption on athletic performance show conflicting results.
In just the past decade, psychologists have conducted scores of studies on the effects of touching.
Critics cite the lack of long-term studies on the effects of vaping as cause for anxiety.
Tuttle, the Taser International spokesman, argued that "human studies" on the effects of acidosis "consistently show no interference with breathing".
Over the last four years, there have been several studies on the effects of physician self-disclosure on patient satisfaction.
Bernard also conducted important studies on the effects of such poisons as carbon monoxide and curare on the body.
They considered conflicting studies on the effects of violent video games on young people.
Dennis G. O'Connell, a professor of physical therapy at Hardin-Simmons University in Abilene, Tex., has conducted studies on the effects of grunting.
