It may also be due to the mild blood thinning effect that alcohol and flavenoids have. Flavenoids are also found in other alcoholic beverages such as dark beer. No one is advised to drink alcohol if they don't like it simply for medicinal purposes. More than 2 drinks a day can be deleterious to health. Of course, alcohol should be avoided entirely in alcoholics, pregnant women, people with liver disease and people who take certain kinds of medications.
Women are more sensitive to alcoholic drinks.
One alcoholic beverage a day may be sufficient for women. Antioxidant substances in wine are also found in non-alcoholic grape juice .