The underlying causes of obesity can vary between people and typically involve a mix of both genetic and environmental factors. Obesity is a chronic health condition defined as the accumulation of ...

While lifestyle choices, including diet and activity level, play an important role in a person’s risk of obesity, genetics can also shape natural tendencies toward weight gain or loss. In fact, genes ...

Researchers have studied the immune system of pairs of monozygotic twins to identify the influence of the environment and of genetics in cases of multiple sclerosis. In the process, they may have ...

Population genetics I: genetic variation, random and non-random mating -- Population genetics II: changes in allele frequency -- Quantitative genetics I: genetic variation -- Quantitative genetics II: ...

Researchers conducted a high-throughput growth assay and machine learning to address the genetic and environmental interplay on bacterial growth. The findings indicated that the environmental ...

U.S. Secretary of Health, Robert F. Kennedy Jr., has expressed views on the causes of autism that clash with scientific evidence. With statements like "genes don't cause an epidemic," he emphasizes ...

Nature and nurture both determine how likely you are to develop a particular disease. Hiroshi Watanabe/DigitalVision via Getty Images Sitting in my doctor’s examination room, I was surprised when she ...

Lupus is an autoimmune disease that currently doesn’t have a cure. Even if genetic abnormalities are present, research shows they’re normally not enough to cause lupus. Instead, environmental factors ...