SALT LAKE CITY, September 18, 2008—Researchers have discovered a connection between genes that could hold the key to a longer, healthier life. Using worms that share similar genetics to humans, ...

Three types of parasites can cause disease in humans. They are protozoa, carried by mosquitos, helminths, such as roundworm, and ectoparasites, for instance lice and bed bugs. Parasites are organisms ...

The keys to extending life are in the details. Tiny tails at the ends of chromosomes called telomeres erode with age but can be lengthened. Deep inside our cells DNA-based clocks slowly tick away and ...

Strands of parasitic worms found in dogs and cats are more likely to infect humans than other worm species, researchers said. The study found that 137 of the 737 worm species analyzed may cause ...