Everyday chemicals are threatening the future of human fertility — Many men today have just half the number of sperm their grandfathers had. The shocking discovery was published in 2017 by Shanna Swan, PhD, an environmental and reproductive epidemiologist at the Icahn School of Medicine at Mount Sinai in New York. After analyzing 185 studies involving nearly 45,000 healthy men…

‘Respiratory discipline’ can activate your most potent anti-stress system — Your body reacts to stress in a number of well-mapped ways. Heart rate and blood pressure speed up, muscles tense, digestion slows, and breathing becomes clipped and rapid. All of this happens because your brain has registered the presence of some sort of threat. Whether physical or psychological, this threat…

Vegetarians and vegans are usually known for being outspoken about animal rights and the ethics of eating meat. One thing a lot of us won’t talk about is what makes us quit. — We need to talk about vegetarianism. I don’t mean that we should try to convince more people to adopt our ways — even though philosophically, I fully support and agree with vegetarianism. …

For people stressed or intimidated by fitness culture — In the United States, I’m often bombarded with images and ads of fitness culture. Athleisure is the craze, and it seems that the majority of people are members of gyms like Anytime Fitness, 24 Hour Fitness, or LA Fitness. Any decent hotel or typical college campus has free access to…