At the grocery store or in the news, you’ve likely come across the controversy over products made with genetically-modified organisms, or GMOs. Scientific advances that use biotechnology to create plants that can resist disease and insects, offer higher yields and include additional nutrients have sparked fear among the public. The worry is that that genetically-modified foods will harm human health and the environment. [Read more…]
GMOs: Agricultural improvement or health threat?
When should kids start kindergarten?
It’s the season when parents of incoming kindergartners register their children for school. For many parents, myself included, deciding which year children should start formal schooling is difficult. [Read more…]
Checking Up on the Science of Homosexuality
Diversity in sexual orientation—whether gay, straight, bisexual, or somewhere in between—has sparked long-standing controversies across the globe. In the United States, recent debates have centered around the civil rights for same-sex couples. In many other countries, homosexuality is considered illegal; in some, it’s punishable by death. [Read more…]
Exercise for Weight Loss?
Contestants on the reality television show “The Biggest Loser” exercise for hours a day and follow restricted diets to lose dozens of pounds on the show. But a longitudinal study published this week found very few of them were able to maintain their weight loss in the years following their appearances on the show. (The New York Times published a story this week on the study and the contestants experiences.) [Read more…]
The evidence on retirement
The other day, a friend who is nearing retirement age stopped me in the gym locker room. “I want to know what the evidence says,” she told me. “Is retirement going to be good for me?” [Read more…]
The evidence on house-hunting
As I drive my children to their after-school activities, I’ve noticed more and more for sale signs along the roads around our house – a sure sign of spring! As we approach house-hunting and moving season, it’s a good idea to look at the evidence on house-hunting. [Read more…]
What we know — and what we don’t — about standing desks
If you pay any attention to news stories about health and wellness, you’ve likely read or heard that sitting for long periods of time can harm your health.
There is evidence to suggest that sitting for hours at a time leads to a host of health problems including heart disease, diabetes, bone and joint problems, poor posture, weak muscles and even some types of cancer. [Read more…]
Revisiting the evidence on climate change
It’s 73 degrees in Ithaca, New York today, according to the thermometer on my minivan. My 7-year-old begged to wear shorts to school today, and soon thereafter reminded me, “It’s still winter mom!” Given such an early spring-feeling day in this northern latitude, I thought it’d be a good time to revisit the evidence on global warming. [Read more…]
The evidence on salt? The jury is still out
To most people across the globe, salt tastes delicious. It’s the reason most people crave foods like potato chips, peanuts and pretzels. There’s also a sizeable dose of salt in most processed foods, such as soups, frozen entrees and store-bought sauces. Salt even turns up in foods you wouldn’t expect, such as Corn Flakes and cookies. [Read more…]