A Mouse Study Just Reveals a New Molecular Link Between Hunger and Exercise

It’s well established that regular exercise benefits our bodies, especially in protecting against obesity, but scientists continue to take a closer look at why this happens at the molecular level. In a new study, scientists subjected mice to intense treadmill workouts and analyzed how chemicals in the animals’ cells then began to change over time. … Read more

Ingenious technique allows children to have kidney transplants without immune suppression

Organ transplants can literally save lives, but they also come with strings attached – often including a lifetime of immunosuppressive drug treatments needed to control the immune system lest it reject the transplanted organ as a foreign invader. . Today, scientists report three successful kidney organ transplants, performed on children in California, without the need … Read more

Probiotics experiment shows ‘good bacteria’ can help treat depression

According to a new study of 47 volunteers who experienced depressive episodes, probiotics — the “good bacteria” often thought to lead to positive health responses — may have a role to play in treating depression. Research participants who took probiotic supplements in addition to antidepressants showed greater improvement in their depressive symptoms than those who … Read more

The human brain is much hotter than we ever imagined, scientists say

From your car’s engine to your laptop’s components, mechanical systems tend to heat up when they’re working harder. Now, new research has revealed that the same can be said of the brain – and it gets hotter than previously thought. According to a new study, parts of the deep brain can reach up to 40°C … Read more

Giant Study Reveals Over 14% of the World’s Population Probably Have Had Lyme Disease

More than 14% of the world’s population has had Lyme disease, the most common tick-borne illness, according to a major review of available research published Tuesday. Central Europe had the highest infection rate at 20%, while men over the age of 50 living in rural areas were most at risk, the newspaper study found. BMJ … Read more