Motocross linked to damaging physical stress
NEW YORK  - Participation in the sport of motocross seems to cause a number of physical changes that may damage muscle and other tissues in the body, Portuguese researchers report. Whether these effects impact performance and whether antioxidant vitamins can help remains to be determined.
Merck &amp; Co.&#39;s Vioxx painkiller&#39;s heart risk was evident in studies four years before the drug was recalled -- and it should have been pulled from the market then, according to a study published in the medical journal Lancet.