|
|
During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).
Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.
Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.
About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.
![Block Diagram of a Dual-stage Pressure System for Dual-Stage Pressure Production of Nitric Acid Seme](https://biology-forums.com/gallery/27/medium_576887_10_04_17_9_04_40.png)
![The use of antispasmodics, which block release of Ach or calcium, can result in reduced pain as well ...](https://biology-forums.com/gallery/28/medium_482573_23_04_17_10_52_26_283031510.jpeg)