A new study finds calcium supplements may increase the risk of heart attack by 86%. Doctors in Switzerland say the risk increased only with supplements - not with food rich in calcium. Researchers say calcium supplements need to be taken with caution - but experts warn that patients should talk to their doctor before stopping or starting any kind of medication.
Harvard researchers say c-section babies may be twice as likely to become obese by the age of three. Experts believe c-section babies do not receive certain nutrients from the mother which may raise the risk of obesity. Cesarean deliveries make up about one-third of U.S. births. Studies show those children may also have a higher risk of asthma and allergies.
Aspirin may help people who have suffered a blood clot. A study in the New England Journal of Medicine found a daily aspirin cut a patients risk of having another clot in half. Every year about half a million Americans suffer a condition called deep vein thrombosis - which often causes clots in the legs.