Category: Science and Health

Researchers have for years tried to discover what determines “resilience to stress,” a term describing the ability to adapt to difficult situations and to overcome adversity. Is it acquired through experience, or is there a tendency to easily recover from stress possibly ingrained in us from a very early age or even from birth? A […]

I have an ambivalent relationship with mirrors. Looking at my image in one brings up emotions about how I look, so sometimes I avoid them. But a mirror image also can feel like a window, a portal into some other place. So it fascinates me that in Jewish folklore, mirrors are typically treated as portals […]

We have spent a lot of time in this tractate discussing all the ways that a man can dissolve the vows of his wives and daughters. Today, we shift gears to discuss situations where he cannot. According to Numbers 30:10, “every vow of a widow, and of her that is divorced, with which she has bound her soul, […]

According to Numbers 35, if a man killed someone accidentally — what today we would call manslaughter — he should be sent to a “city of refuge” to live out his life. This is a form of exile, but it’s also an opportunity to live free from the threat of retaliation by the victim’s family, at […]

The cardiovascular health of both men and women who wear tefillin (phylacteries) around their arms can improve, according to new research at the University of Cincinnati (UC). The study suggests those benefits are the result of ischemic or reduced blood flow preconditioning that produces protection from the damage caused by heart attacks. “Tefillin is used […]

Research published Wednesday in peer-reviewed JAMA Surgery has found that the quality of lung cancer surgery in the United States varies widely with patients whose surgery failed to meet established guidelines experiencing significantly worse outcomes. “It is crucial to have a solid understanding of what constitutes a high-quality lung cancer surgery,” said Varun Puri, MD, a […]

Everybody is talking about ‘superfoods’, but what are they really? Is the term just a superlative in order to make our food more expensive? Dr. Maya Rosman answered all of our questions and revealed the truth behind the superfood’s image. Do superfoods really exist? Who invented this definition? ‘Superpowers’ only exist in movies, and superfoods […]

In last week’s Torah portion, we saw that Moses fiercely resisted God’s call to lead the Israelites and God had to reassure him of success multiple times before he finally acquiesced. But after returning to Egypt, Moses’s first confrontation with Pharaoh shook the little faith he had. When Pharaoh refused to free the Israelites and […]

The use of face masks as a way to preserve public and private health against the spread of Covid-19 became widespread during the period of the pandemic. A recent study carried out by the University of York found that it can be more difficult to identify someone while you are wearing a mask, even if […]

A vaccine against respiratory syncytial virus (RSV) being developed by Moderna is 83.7% effective at preventing respiratory disease in older adults, the biotechnology company announced on Tuesday. What is RSV? RSV is a respiratory virus that usually causes mild, cold-like symptoms, but can cause serious complications in infants and older adults. According to the US […]