(Sebastian Kaulitzki, Adobe Stock) Treatment for childhood cancer significantly increases the risk of developing heart disease in survivors, according to a new study. Using a pediatric cancer registry in Ontario, Canada, researchers examined data on 7,300 survivors whose average age at diagnosis was 7. They compared the group to 36,000 people without cancer who were…

(NicolasMcComber, Getty Images) One of the toughest challenges for those fighting the problem of vaping in schools may be getting people to realize how big the problem is in the first place. Many teachers and parents don’t know that the number of teens using e-cigarette devices has grown rapidly in just the past several years….

(digitalskillet1, Adobe Stock) Kids may be sleeping in to rest up for the upcoming school year, but there are some big questions keeping experts up at night. Is lack of sleep among adolescents paving the way for future health problems? Are school bells ringing too early in the morning? The answer is yes on both…

(microgen, iStock/Getty Images Plus) Infants and young children with low levels of vitamin D may be at greater risk of high blood pressure later in childhood, a new study says. Researchers followed 775 children from birth to age 18 at the Boston Medical Center. Most lived in a low-income urban area, and about two-thirds were…

(microgen, iStock/Getty Images Plus) Infants and young children with low levels of vitamin D may be at greater risk of high blood pressure later in childhood, a new study says. Researchers followed 775 children from birth to age 18 at the Boston Medical Center. Most lived in a low-income urban area, and about two-thirds were…

The Hughes family from left: Reese, mom Nicole, Lily, dad Jonathan and Levi, who drowned during a family vacation. (Photo courtesy of the Hughes family) Nicole and Jonathan Hughes, a teacher and a physician with three young children, were acutely aware of the dangers of swimming pools and lakes. From fenced-off pools to life jackets…

The Hughes family from left: Reese, mom Nicole, Lily, dad Jonathan and Levi, who drowned during a family vacation. (Photo courtesy of the Hughes family) Nicole and Jonathan Hughes, a teacher and a physician with three young children, were acutely aware of the dangers of swimming pools and lakes. From fenced-off pools to life jackets…

(eugenekeebler, Getty Images) Dazzling graphics, engaging applications and a dizzying array of beeps, pings and rings make smartphones and other portable gadgets hard to resist. With summer vacation starting for millions of American children, many parents are asking: How much screen time is too much? In newly released guidelines, the World Health Organization recommends no…

(eugenekeebler, Getty Images) Dazzling graphics, engaging applications and a dizzying array of beeps, pings and rings make smartphones and other portable gadgets hard to resist. With summer vacation starting for millions of American children, many parents are asking: How much screen time is too much? In newly released guidelines, the World Health Organization recommends no…

(fremate via DepositPhotos) State legislatures and national retailers appear to be in a race to see who can stamp out cigarette sales to underage consumers faster. Eight states enacted bills so far this year to raise the legal sales age of tobacco products to 21, increasing the total states with such laws to 14. Two…