(CBS) - Eating certain fish may lower a woman's risk of breast cancer.
Research in the British medical journal says the benefits come from eating one to two portions per week of oily fish, such as salmon, tuna, or sardines.
The study says a high intake of fatty acids in those fish is associated with a 14 percent reduction in the risk of breast cancer in later life.
(CBS) - British and Italian researchers reviewed the use of lithium in treating mood disorders.
They found the drug is effective in preventing suicide, possibly reducing the risk 60 percent.
Lithium is used to stabilize patients with clinical depression and bipolar disorder, helping to keep their moods within normal limits.
(CBS) - The latest birth records show about 3,954,000 babies were born in the U.S. in 2011.
That was down one percent from the year before. The government says the birth rate for teenagers fell 8 percent during that time period.
The average age for first time mothers rose to about 25 and a half.