Tuesday, May 7, 2024

Why Light Worsens Migraine Headaches

Ask anyone who suffers from migraine headaches what they do when they're having an attack, and you're likely to hear "go into a dark room." And although it's long been known that light makes migraines worse, the reason why has been unclear.

Facial Aging Is More Than Skin Deep

Facelifts and other wrinkle-reducing procedures have long been sought by people wanting to ward off the signs of aging, but new research suggests that it takes more than tightening loose skin to restore a youthful look.

Persistent Pain May Accelerate Signs Of Aging By Two To Three...

Younger people with pain look similar in terms of their disability to people who are two to three decades older without pain, according to a study published in this month’s issue of the Journal of the American Geriatric Society. The results of the study uncovered that people with pain develop the functional limitations classically associated ...

Alzheimer’s: Diet Patterns May Keep Brain From Shrinking

People with diets high in several vitamins or in omega 3 fatty acids are less likely to have the brain shrinkage associated with Alzheimer's disease than people whose diets are not high in those nutrients, according to a new study published in the December 28, 2011, online issue of Neurology®, the medical journal of the American Academy of Neurology.

Does Depression Contribute To The Aging Process?

Stress has numerous detrimental effects on the human body. Many of these effects are acutely felt by the sufferer, but many more go 'unseen', one of which is shortening of telomere length. Telomeres are protective caps on the ends of chromosomes and are indicators of aging, as they naturally shorten over time. However, telomeres are also highly susceptible to stress and depression, both of which have repeatedly been linked with premature telomere shortening.

No Evidence That Depression is Caused by Low Serotonin Levels, Finds...

After decades of study, there remains no clear evidence that serotonin levels or serotonin activity are responsible for depression, according to a major review...

Male Pattern Balding May Be Due To Stem Cell Inactivation

Given the amount of angst over male pattern balding, surprisingly little is known about its cause at the cellular level. In a new study, published in the Journal of Clinical Investigation, a team led by George Cotsarelis, MD, chair of the Department of Dermatology at the University of Pennsylvania School of Medicine, has found that stem cells play an unexpected role in explaining what happens in bald scalp.

High-fat Diet Impairs Muscle Health Before Impacting Function

Skeletal muscle plays a critical role in regulating blood sugar levels in the body. But few studies have comprehensively examined how obesity caused by a high-fat diet affects the health of muscle in adolescents who are pre-diabetic. In a paper published in the scientific journal PLoS ONE, a team of McMaster University researchers report that the health of young adult muscle declines during...

Slimming Aid From The Cell Laboratory? Inflammation Enzyme Regulates The Production...

Scientists of the German Cancer Research Center (Deutsches Krebsforschungszentrum, DKFZ) have published an article in Science revealing that the COX-2 inflammation enzyme stimulates the formation of new brown fat tissue in mice. Brown fat tissue transforms energy into heat. Therefore..

Room Light Before Bedtime May Impact Sleep Quality, Blood Pressure And...

According to a recent study accepted for publication in The Endocrine Society's Journal of Clinical Endocrinology & Metabolism (JCEM), exposure to electrical light between dusk and bedtime strongly suppresses melatonin levels and may impact physiologic processes regulated by melatonin signaling, such as sleepiness, thermoregulation, blood pressure and glucose homeostasis.

Popular Sleep Medicine Puts Older Adults At Risk For Falls, Cognitive...

Adults who take one of the world's most commonly prescribed sleep medications are significantly more at risk for nighttime falls and potential injury, according to a new study by the University of Colorado at Boulder.

New Weapon in Battle of the Bulge: Food Releases Anti-Hunger Aromas...

A real possibility does exist for developing a new generation of foods that make people feel full by releasing anti-hunger aromas during chewing, scientists in the Netherlands are reporting after a review of research on that topic. Such foods would fight the global epidemic of obesity with aromas that quench hunger and...