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Tag: "hypothesis" at medical news

Cats to protect children from asthma

...g of allergic reactions. Supporters of cleanliness hypothesis reasoned that exposure to cats might be protecting from asthma by strengthening the Th1 system. To prove this Thomas Platts-Mills and his colleagues from the University of Virginia looked at the immune reactions of 226 children to cat allergens in t...

To get the better of

...isfying sexual encounter. There are two preeminent hypothesis based on the findings. The "in-suck" surmise argues that contraction during orgasm draws in the sperm after ejaculation. Arousal has also been shown to reduce acidity inside the vagina. According to this theory an acidic vagina lessens the chances ...

Regular exercise linked to extended menstrual cycles

... a day. "These findings lend modest support to the hypothesis that moderate levels of physical activity can lengthen the menstrual cycle," Sternfeld and her colleagues conclude. Relatively moderate activity, they add, may have hormonal effects that may lengthen the menstrual cycle, resulting, over a lifetime, ...

Fewer teeth & Increased Ischemic Stroke risk

...4 percent higher for men with 9 or fewer teeth. A hypothesis that is gaining momentum is that the infection associated to periodontal disease and tooth loss causes inflammation that affects the arteries. Doctors also claim that earlier studies have shown that tooth loss is related to disease of the carotid ar...

Offspring's birth weight affected by father's diabetes

...s. Researchers say that the findings support their hypothesis that common genetic factors contribute both to the risk of non-insulin dependent diabetes and decreased pre-natal growth"....

Link Between Alcohol and Decrease in Brain Size

...n size. They say their findings do not support the hypothesis that low or moderate alcohol intake offers any protection against cerebral abnormalities or the risk of stroke in middle-aged adults. However researchers say it is difficult to determine a casual relationship between alcohol consumption and brain at...

Exposure To Tobacco Smoke Can Lead To Sickle Cell Crisis

...up. Thus researchers say their data supports the hypothesis that children and adolescents with SCD who live in smoking households have more frequent sickle cell crises requiring hospitalization than do those who live in nonsmoking households.They believe programs aimed at reducing secondhand smoke exposure am...

Infant Fevers Found to Reduce Allergy Risk Later In Life

...in life. The findings of this study strengthen the hypothesis and, after more research, could lead to preventative therapies for asthma and allergies. Researchers say they are working on another study to determine if early exposure to pets, as well as high levels of bacteria, could lower allergy risk. Researc...

The Link Between Diabetes and Colon Cancer

... Researchers say their data not only supports the hypothesis that elevated long-term insulin production is one underlying mechanism to link dietary and lifestyle risk factors with colorectal cancer risk, but also provide a strong biologic argument that avoiding or reducing the modifiable risk factors … could e...

Studying The Causes Of Autism

...however they feel that their research supports the hypothesis that the development of autism … is dependent on the genotype, and the presence of complications can be explained by a compromised prenatal experience for that genotype....

Blocking Pain Found To Slow Down The Healing Process

...ontrol group failed to heal.Researchers say, their hypothesis involving tendon-to-bone healing is based on well-documented studies that have shown that although NSAIDs are effective pain relievers, they have also been shown to negatively affect fracture healing and spinal fusions, and may have adverse effects o...

Decrease in Brain Size Linked To Alcohol Consumption

...n size. They say their findings do not support the hypothesis that low or moderate alcohol intake offers any protection against cerebral abnormalities or the risk of stroke in middle-aged adults. However researchers say it is difficult to determine a casual relationship between alcohol consumption and brain at...

Research finds new explanations for dyslexia

... theory raises doubt on the previous magnocellular hypothesis that held that dyslexics had inability to process rapidly passing visual signals. The research is published in the current issue of Nature Neuroscience....

Parent’s mental state may affect the childhood asthm

... support to the theory of shared genetic liability hypothesis that links childhood atopic disorders with parental depression and panic disorders....

Alcohol linked to loss of memory

...itting drinking. The researchers had tested their hypothesis on mice that after having alcohol for eight weeks showed cognitive deficits that lasted for the twelve weeks the mice were not given alcohol. This shows that the nature of the deficits is of permanent nature that can affect the beings long after with...

Hypertension can be caused by Inhalation of Salt

...s a new observation, though it is in line with the hypothesis that, after being inhaled, salt may be absorbed from respiratory tract or the gastrointestinal tract. Consequent increases in plasma sodium may be responsible for increases in the blood pressure", explain Kripa Haldiya. It is known that high consum...

Inhaling Salt Can Lead To Hypertension

...s a new observation, though it is in line with the hypothesis that, after being inhaled, salt may be absorbed from respiratory tract or the gastrointestinal tract. Consequent increases in plasma sodium may be responsible for increase in blood pressure," the researchers said. Their findings also suggest that wo...

Weighty problem: Protein is the solution?

...ool of Medicine and colleagues decided to test the hypothesis that increasing protein while maintaining carbohydrate intake decreases the appetite, leads to the consumption of fewer calories and results in weight loss. In an accompanying editorial, Dr Arne Astrup of the Royal Veterinary and Agricultural Unive...

Prostratin- Drug to eradicate HIV

...hers predict they will gain approval to test their hypothesis in patients as early as next year. Prostratin could be a crucial second tier treatment in the battle against HIV, the virus that causes AIDS. In the last five years, anti-HIV drugs, known as highly active antiretrovirus therapy (HAART), have brought...

Gene That Might Be Responsible For Aging

... the newly discovered X-linked inheritance and the hypothesis that genetic predisposition to chronic age-related disease may be associated with shortened telomeres....

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