Radio Liberty - Science News

A diet that limits the amount of fats and cholesterol and including lean beef, veal and pork, normalizes the body cholesterol balance no worse and no better than a diet in which protein sources are represented by fish and poultry meat . These are the results of clinical experiments conducted at the University of Jones Hopkins, the Minnesotsky University and the Chicago Center for Clinical Research.

Belgian doctors were able to significantly reduce the likelihood of conception of twins in artificial fertilization , which often turns into the birth of premature children with seriously weakened health. Researchers from Antwerp have developed a method that allows you to pre -determine the most viable egg and fertilize it with the only sperm. Clinical trials have shown that the use of this technique with forty percent probability provides the normal birth of a single child.

Psychotherapy is an equally effective means of combating depression than Prozac and other antidepressants . Although psychotherapy sessions are more expensive than drug treatment, they often give better results and do not cause side effects. Psychoneurologists from the University of Pennsylvania came to such conclusions.

British doctors from the University of Bristol questioned the popular hypothesis, according to which small doses of alcohol serve as a means of preventing cardiovascular diseases . George Smith and his colleagues for twenty -one years observed the health status of almost six thousand men of different ages. Mortality indicators from coronary pathologies are the same for both a group of one hundred percent teetotrans and those who drank a bottle of beer daily, two glasses of wine or two glasses of strong alcohol. However, two to three times the excess of this dose leads to a two-fold increase in mortality from a stroke.

Paradontosis and other infectious lesions of the gums significantly increase the risk of cardiovascular diseases . The German dentist Wolf-Diter Grimm concluded that the presence of oral infections of the oral cavity, the fifth-five increases the likelihood of sclerosis of the arteries and increases nine times the mortality rate from heart attack and stroke.

The MicroWorkz Electronic Corporation will soon launch a record -cheap computer to the market . Designers claim that it is as easy to handle as a kitchen toaster. The system provides a search on the Internet, and also works as a text-processor and a home accountant. The novelty, not without a hint of a named Itaaster, will appear on sale in mid -July and will cost only two hundred dollars.

The Japanese corporation "Mazda" has developed an absorbent for automobile air conditioners, which significantly improves air quality in the cabin . The composition of this substance is still kept in strict secret. It absorbs aldehydes a hundred times better than coal filters, which irritate the eyes and mucous membranes of the respiratory tract.

Bologna University sends another, already second expedition to the falling area of the Tunguska meteorite . Italian scientists suggest a detailed shooting of the bottom of the lake, located eight kilometers from the center of the explosion. Research will be conducted using an underwater television camera and widespread echo sounder.