Nutrition

Scientists show that ultraviolet (UV) light exposure leads to changes in the gut microbiome, but only in volunteers who were deficient in vitamin D. Share on PinterestCan sunlight affect our gut microbiomes? There is plenty of evidence that links vitamin D, the sunshine vitamin, to health outcomes. Living at higher latitudes, which means less exposure

New research suggests that a diet high in salt may promote cognitive decline by destabilizing levels of the protein tau. Excessive levels of tau are a hallmark of dementia. Share on PinterestAvoiding excessive salt intake could stave off dementia. Dr. Giuseppe Faraco, an assistant professor of research in neuroscience in the Feil Family Brain and

According to some sources, eating and avoiding certain foods can reduce or prevent Candida yeast infections. However, there is a lack of scientific evidence to support this claim. People following the candida diet limit or avoid certain foods, such as sugar, gluten, alcohol, and some dairy products, that may promote the growth of Candida yeast

New research presents the results of a trial that used nanoparticles to increase tolerance to gluten in people with celiac disease. People with celiac disease currently have to avoid products that contain gluten, such as bread and pasta. Celiac disease is an autoimmune condition affecting 1 in 141 people in the United States, and up

The peripheral nerves send information to the brain and spinal cord. Damage to these nerves can affect their signaling, resulting in a variety of painful or otherwise unusual sensations. Doctors call this damage peripheral neuropathy. People with peripheral neuropathy may experience painful tingling, hot and cold sensations, or shooting pains in the affected area. As

On average, hair tends to grow between 0.5 and 1.7 centimeters per month. This is equivalent to around 0.2 to 0.7 inches. This estimate comes from The Trichological Society. However, lots of different factors affect the speed of hair growth. Males, for example, may find that their hair grows faster than that of females. Other

Certain vitamins are essential for maintaining good eye health. Many are powerful antioxidants that protect the eyes and other parts of the body from oxidative damage and inflammation. Deficiencies in particular vitamins can increase the risk of some eye conditions, such as cataracts, glaucoma, and age-related macular degeneration (AMD). Research suggests that some vitamin and

According to a new study, replacing sugar and saturated fat with vegetables can help reduce the impact of sleep deprivation. Replacing chips with carrots or apples can reduce feelings of fatigue. When we are exhausted but need to stay awake, many of us reach for a sugary snack. However, it is likely the more healthful

New research finds an association between healthy bacterial compositions and certain dietary patterns and food groups. What is more, the findings suggest that “diet is likely to become a significant and serious line of treatment” for conditions such as Crohn’s disease, ulcerative colitis, and irritable bowel syndrome. New research examines different food groups and their

Swallowing a fish bone is a common occurrence, especially for people who eat a lot of fish. Though fish bones are often small, oddly shaped, and sharp, the bone will usually pass through the digestive tract without any issues. However, some people may end up with a fish bone stuck in their throat. If this

Taurine is an amino acid that occurs naturally within the body. Amino acids are the building blocks of proteins. The body uses proteins to grow and repair tissues. Taurine occurs naturally in certain foods, such as meat and fish. It is also an added ingredient in some energy drinks. Some people also take taurine as

New research in mice suggests that ketogenic diets with a very high fat content could actually worsen skin inflammation. The team now urges people with psoriasis to avoid such diets. Do certain ketogenic diets worsen skin inflammation? Ketogenic, or keto, diets are high in fats and low in carbohydrates. People often use such diets for

A parasite cleanse is any diet, supplement, or other detox product that is intended to eliminate parasites from the body without using prescription medications. Many companies go so far as to recommend these cleanses for just about anyone, without a doctor ever diagnosing them with a parasitic infection. Many natural plants and compounds may help

Raw meat based foods are becoming more popular among dog owners, based on the belief that a raw food diet may be more natural and healthful for some dog breeds. However, could raw dog food actually be harmful for both dogs and their owners? Some raw dog food products harbor harmful bacteria, a new study

Is the desire for brightly colored turmeric causing a dangerous phenomenon? A new report discusses how companies in Bangladesh are adding lead chromate to turmeric to make it appear more yellow. Researchers have found high levels of toxic lead in the popular spice turmeric. What is lead chromate, and why do people use it to

If people are feeling nauseated, just the thought of food may make them feel worse. However, it is important to fuel the body and settle the stomach. People may feel nauseated for a variety of reasons, such as: Getting plenty of rest and drinking fluids can help manage nausea, but so can eating certain foods.

New research in rodents identifies a gut bacterium that counters the harmful health effects of processed foods. The findings could help improve food manufacturing and the quality of products, as well as devise new strategies for using gut bacteria to fight the adverse effects of processed food. Research in mice looks into the role of

The effect of added sucrose in the diet on calorie intake and body weight appears to depend on whether it is in liquid or solid form, according to a new study in mice. If the results translate to humans, they suggest that the contribution of added dietary sugar to obesity comes largely from sugar-sweetened drinks.

Vitamins are essential for good health, but consuming too much of certain vitamins can be damaging. A recent study explored B vitamin intake and the risk of hip fracture. Consuming vitamins B-6 and B-12 in large amounts may increase the risk of hip fracture. Vitamin and mineral supplements are becoming increasingly popular in the United

Everyone has abdominal muscles, or “abs.” For well-defined abs, most people will need to lose some body fat around the stomach and then build muscle. Both males and females can achieve well-defined abs, but genetic and hormonal factors can make it more challenging for females. In this article, we describe what abs are and how