The health effects of sunlight are a hot topic. Many people know that too much sun can lead to skin cancer. But there is more to the story. Sunlight has benefits too. It is not clear if the good outweighs the bad or vice versa. Some studies have looked at how sunlight affects how long we live. One such study looked at people who spent a lot of time outside during the...

The time of year when a baby is born can affect their growth. This is especially true for kids born in Estonia between 1937 and 1962. The amount of sunlight a mother gets during pregnancy can change the nutrients available to the baby. This includes vitamin D and other important minerals. However, it's not clear when during pregnancy the baby is most affected by this...