Washington, Mar 26 : People who consume cannabis on daily basis are likely to show episodes of psychosis and schizophrenia, according to a doctoral thesis.

Miguel Ruiz Veguilla, from the Institute of Neurosciences of the University of Granada in Spain, also claimed that the episodes of psychosis because of marijuana intake present certain specific characteristics, both before their appearance and in the clinical presentation of the psychosis.

London, Mar 26 : Circumcision not only protects heterosexual men from HIV, but it also helps prevent two other sexually transmitted infections - herpes simplex virus type 2 (HSV-2), the cause of genital herpes, and human papillomavirus (HPV), which can cause cancer and genital warts, says a new study.

However, the New England Journal of Medicine research found that circumcision had no effect on the transmission of syphilis.

Washington, Mar 26 : Energy drinks may prove harmful for people with hypertension and heart disease, says a new study.

The Henry Ford Hospital research, which will be published online in the Annals of Pharmacotherapy, found that healthy adults who drank two cans a day of a popular energy drink experienced an increase in their blood pressure and heart rate.

Washington, Mar 25 : A new study has suggested that herbal medicines could benefit patients suffering from gastrointestinal (GI) motility disorders that cannot be treated using conventional drug therapy.

For the study, researchers reviewed data on Japanese herbal medicines and found them to be effective in reducing the symptoms of GI disorders such as functional dyspepsia, constipation, and postoperative ileus.

Washington, Mar 25 : Paediatric researchers have found that common practice of visual inspection (looking for yellowish eye, or skin tone) is not a reliable method to predict a newborn''s risk of jaundice.

The yellowness comes from a blood byproduct, bilirubin, and a child that develops high levels of bilirubin has a potentially serious condition called hyperbilirubinemia.

Washington, Mar 25 : Johns Hopkins scientists have found that an increased consumption of fructose can lead to higher food intake, which may contribute to a high incidence of obesity and Type 2 diabetes.

Because of the recent inclination towards excessive consumption of ''high energy'' foods and sedentary behaviour, there is a high incidence of obesity and its pathological consequences.

Such lifestyles have led to the increased occurrence of insulin resistance and Type 2 diabetes.