They wanted to compensate for food environments by subsidizing the healthier food. The healthy food like fresh fruits and vegetable can be promoted if their price is comparatively lower.

Dr Cheryl Rosenfeld, of the University of Missouri, and colleagues said: "High calorie diets generally favour birth of males over females, whereas low calorie diets tend to favour females over males. "In humans and mice, food restriction and a suboptimal diet during the period around conception and early pregnancy also lead to a surfeit of daughters, most probably due to selective loss of male foetuses, the most vulnerable sex in the womb."

Dr Russell Keast from Deakin University research group says most people do not need to eat a grease-soaked breakfast to know they are eating fat.

All 33 people involved in the research could detect fat when it was mixed with non-fat foods, suggesting it is a distinct flavour. People become less sensitive to fat by eating too much of it, Dr Keast says, but it is not necessarily a permanent condition.

The diets included: the Atkins diet (very low carbohydrate), the Zone diet (low carbohydrate), the Ornish diet (very low fat) or a health professional's diet (a low-fat diet that generally follows the U.S Agriculture Department's Food Pyramid). The women also had the inside of their cheeks swabbed to collect a DNA sample.

Researchers used the genetic information to assign women to a "genotype-appropriate" diet, an eating plan that would seem to be the most effective for them given their particular genetic makeup. Women assigned to the correct diet based on their genotype lost two to three times more weight at 12 months than those who were assigned to a diet that was inappropriate.

Researchers from the University of Illinois at Chicago delving into the role of diet in ovarian cancer cases found high intake of fruits, vegetables and grains prolonged the rate of survival of those battling the disease.

The authors wrote, "Although the study does not directly address how diet might mechanistically influence survival time, it does create an awareness of a potential area for future research toward understanding disparities in the cancer survivorship experience."

This risk is further elevated by trans fat or hydrogenated fat, that is commonly present in items like cookies, cakes, stick margarine, fried foods, crackers, and pastries.

Dr. Emil Matarese, stroke chief at St. Mary Medical Center in Langhorne, Penn. stated, "It's a tremendous increase that is potentially avoidable. What's bad for the heart is bad for the brain."

"During exams most students face a tough time. So, it is important for parents to provide a stress-free environment for their children. Many times children start taking drugs which badly disrupts their body," says Sonia Narang, a former dietician with AIIMS.

"Proper diet sets you mood. You need to have a diet that does not upset your psychological and physical being," she said. Soups, vegetable sandwiches, fruit juices and milk for a good night sleep are recommended. Sprouts are also useful in increasing energy levels.

And yellow vegetables, citrus fruits, and veggies and fruits high in beta carotene (generally those coloured red and orange) may lessen the risk of having a baby with eczema (itchy, dry, skin with red patches), Dr Yoshihiro Miyake at Fukuoka University and colleagues found.

Foods high in vitamin E, found in some green vegetables, similarly may lessen the risk of having a wheezy infant, they report in the journal Allergy.

* Think of your family: “Take some time to think about your kids or grandkids,” Piscatella said. “They need you to lead by example.” * Forget candy, try fruit: Diet is a big part of enhancing heart strength. Eating only broccoli and carrots isn’t necessary. But remember, many snack foods are high in trans fats and calories.

The breakthrough could offer hope for new treatments for the problem, according to the researchers, from Edinburgh University. The study looked at more than 1,066 men and women aged between 60 and 75 who all suffered from type-2 diabetes, the most common form of the condition in adults, which has been linked to lifestyle factors such as obesity.