How does your immune system work? - Emma Bryce
Adults HealthThe immune system is a vast network of cells, tissues, and organs that coordinate your body's defenses against any threats to your health. Without it, you'd be exposed to billions of bacteria, viruses, and toxins that could make something as minor as a paper cut or a seasonal cold fatal. So how does it work? Emma Bryce takes you inside the body to find out.
Should You Let A Dog Lick Your Face?
Adults HealthCanine and human mouths are bacterial ecosystems, but can they harm one another? "Sometimes, the oral contact between dogs and their owners can be more extensive than that between parent and child. Dogs kiss and lick their owners to express amiable emotions. This raises the possibility of transferring bacteria from the oral microbiome of dogs to their human owners."
The Milk-Industrial Complex: Why You Don't Need to Drink Milk
Adults HealthReaders of Aaron's blog know of his beef with the milk industrial complex. Why does milk, of all beverages, get a pass in our efforts to reduce everyone's caloric intake? Why is it encouraged, when all others are shunned? Is it because you need the calcium? Is it because it makes your bones stronger? Watch, and learn why the milk emperor has no clothes.
How Emotionally Healthy Are You?
Adults Health"One way to start assessing how badly we have been knocked by our early years - and where we might therefore need to direct most of our repair work and attention - is to identify a range of markers of emotional health and imagine how we fare in relation to them. At least four central ones suggest themselves..."
Why do you need to get a flu shot every year? - Melvin Sanicas
Adults HealthAll year long, researchers at hospitals around the world collect samples from flu patients and send them to top virology experts with one goal: to design the vaccine for the next flu season. But why do we need a new one every year? Vaccines for diseases like mumps and polio offer a lifetime of protection with two shots early in life; what's so special about the flu? Melvin Sanicas explains.
Why is it so hard to cure cancer? - Kyuson Yun
Adults HealthWe've harnessed electricity, sequenced the human genome, and eradicated smallpox. But after billions of dollars in research, we haven't found a solution for a disease that affects more than 14 million people and their families at any given time. Why is it so difficult to cure cancer? Kyuson Yun explains the challenges.