An electronic cigarette or e-cigarette is a handheld electronic device that vaporizes a flavored liquid. The user inhales the vapor. Using e-cigarettes is often called vaping. The fluid in the e-cigarette, called e-liquid, is usually made of nicotine, propylene glycol, glycerine, and flavorings. The health risks of e-cigarettes are uncertain. While they are likely safer than tobacco cigarettes, the long-term health effects are not known.
The average blood loss during menstruation is 35 milliliters with 10-80 mL considered normal. Any blood loss during periods which is more than this can cause iron deficiency anemia and needs to be evaluated.he average blood loss during menstruation is 35 milliliters with 10-80 mL considered normal. Any blood loss during periods which is more than this can cause iron deficiency anemia and needs to be evaluated.
Blood loss during a cycle usually ranges from 1/2 to 2 1/2 ounces. A sanitary pad or tampon, depending on the type, can hold up to an ounce of blood. Menstrual blood, unlike blood resulting from an injury, usually does not clot unless the bleeding is very heavy. The menstrual cycle is regulated by hormones.