Ravi Rohan

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A New Drug Can Fix Abnormal Brain Activity in Alzheimer's Disease

by Science Alert July 13, 2017 Health & Medicine 10611<p>Signe Dean<p>Alzheimer’s Breakthrough<p>For the first time, researchers have shown that a common …

How Marijuana Helps Cancer Patients

"It’s helped me so much, and it can help so many people.”<p>Before she was diagnosed cancer at age 16, Alicia Bennett was a self-described “good little choir kid” who “never smoked, never drank, and never did anything terrible.” She weathered chemotherapy, surgery, and then a reoccurrence her senior …

This Is Your Brain on Porn

Casual porn watching changes the brain a lot more than you'd think.<p>Porn watching, as a hobby, has risen to record popularity. But scientists are …

Low gene expression may raise susceptibility to depression

Researchers have taken an in-depth look at the function of a gene that may be linked to the development of major depression. Their findings show that …

University of Maryland

What's to know about pityriasis rosea?

Pityriasis rosea is a rash that can appear to the eye to be somewhat dramatic. Despite this, the rash is quite mild and tends to clear up by itself …

General anesthetic may disrupt brain development in children

A study carried out in mice finds that a common general anesthetic called isoflurane significantly interferes with the growth of neurons in the …

Anesthesiology

No mothers in human history ate their own placentas before the 1970s

Some women, after giving birth, choose to preserve their child’s placenta—the organ that connects a fetus to the wall of the uterus—and eat it. They eat this placenta raw in smoothies, or cooked in lasagna, or freeze-dried and placed in ingestible capsules.<p>Advocates of placenta consumption say it …

Vegetable pigment may reduce inflammation in heart disease patients

A new study finds that lutein, a compound that gives egg yolk and some plants their color, can reduce chronic inflammation in patients with coronary …

7 Things You Should Do After A Heart Attack

Of the 735,000 Americans who have a heart attack each year, 525,000 are first timers, according the Centers for Disease Control and Prevention. That amounts to a lot of people who may not know what to do after such a trauma.<p>One thing you can expect if you've survived a heart attack is treatment …

Everything you need to know about heart palpitations

In general, people are unaware of their heartbeat. A heart palpitation is when someone has a heightened awareness of their heartbeat because it does …

Can shingles raise the risk of heart attack?

Research finds that shingles increases the risk of heart attack and stroke in the months and years after diagnosis. Although the reasons for this …

Cardiovascular System

Ten causes and treatments of heavy breathing

1. Fever or overheating<p>When it is hot, the body's metabolic demands increase, and it needs more oxygen. Heavy breathing may help gather more oxygen, …

High Blood Pressure

Researchers Have Identified Why Our Bodies Reject Transplanted Organs

We could stop rejection at its source.<p>Researchers have identified a previously hidden link between our immune system and the activation of cells that …

These Scientists Have a Plan To Cheat Death. Will It Work?

Science News<p>Resurrecting the dead may be out of the question, but new research points to better ways to care for patients with critical brain injuries.<p>Nothing is as certain as death. Yet humans have come up with ways to push it further and further. The heart stops beating? Do CPR. The lungs fail? …

Stem Cells

Why does hair turn gray?

As you look in the mirror in the morning, you see that inevitable fate has struck: your first gray hair! Whether you are in your 20s or your 50s, …

Hair

The Stem Cell Revolution

<i>By Manisha Samy, ARK analyst</i><p>Discovered nearly thirty years ago in 1988[1], stem cell technology has failed to transform the field of regenerative …

Scientists create better tools to study the processes of life

Scientists have developed a new biological tool for examining molecules - the building blocks of life - which they say could provide new insights and …

The rogue protein behind Parkinson’s disease may also protect your gut

The hallmark brain damage in Parkinson’s disease is thought to be the work of a misfolded, rogue protein that spreads from brain cell to brain cell …

This human protein may unfurl toxic tangles in Alzheimer’s disease

A human protein — called CyP40 — can untangle the neurodegenerative clumps that characterize Alzheimer’s and Parkinson’s diseases, scientists …

Viewsnight: 'Scientific research isn't immune to sexism'

In this Viewsnight, Journalist Angela Saini argues that it’s easy for prejudice to affect research and that science has been tainted by sexism for hundreds of years.<p>Viewsnight is BBC Newsnight's place for ideas and debate. For more, head over to BBC Newsnight on Facebook and on YouTube

New Biosensor Can Detect the Biomarker of Disease

These days everything from our social lives to health can be personalized and tracked by devices like smartphones or FitBit. With these smart …

Chickens may help solve the mysteries of the human eye

<b>A new study on chicken embryos may help researchers understand how humans developed their sensitive daylight vision.</b><p>Humans are one of just a few …

Sustainability

What is hematopoietic stem cell transplantation?

Hematopoietic stem cell transplantation was first used as a treatment for some types of cancer but is now widely used as a therapy for various …

What doctors can tell about your health just by looking in your eyes

But when doctors look into your eyes, they can see a lot more. The eyes might be the proverbial window to the soul, but they are also a clear window to your health, and the amount of information they can reveal is astounding.<p>Many conditions cause symptoms throughout the body — some show up in the …

Does valerian root treat anxiety and insomnia?

Valerian is a plant with mild sedative properties that is sold as a sleeping aid and to treat anxiety. But does it work?<p>In the United States (U.S.), …

Scientists Modify Viruses with CRISPR to Kill Antibiotic-Resistant Bacteria

by Karla Lant June 24, 2017 Hard Science 25156<p>CRISPR-Powered Viruses<p>Earlier this month, the annual CRISPR 2017 conference was held at Montana State …

Model Rebecca Burger Died After a Whipped Cream Dispenser Exploded

French fitness model Rebecca Burger died on Saturday after a whipped cream dispenser exploded and struck her in the chest. The freak accident and …

Study shows protein in human umbilical cord blood rejuvenates old mice’s impaired learning, memory

Umbilical cord blood from human newborns, and in particular a single protein contained in it, boosted old mice’s brain function and cognitive …

Stem Cells

Prenatal acetaminophen may affect masculinity

When we have a headache or a cold, many of us pop a Tylenol without a second thought. But acetaminophen - the active analgesic ingredient in the drug …

Acetaminophen