A new study suggests there’s more to sleep than how long you snooze each night. Your overall sleep pattern could shape your mood, brain function and even long-term health. Researchers from Concordia University in Montreal identified five distinct sleep profiles that may help explain why some people feel well-rested while others struggle with fatigue, poor…  read on >  read on >

Wildfire smoke could be damaging men’s fertility, according to a new study. Key measures of sperm quality appeared to drop among dozens of men participating in fertility treatments, researchers recently reported in the journal Fertility and Sterility. “These results reinforce growing evidence that environmental exposures — specifically wildfire smoke — can affect reproductive health,” said…  read on >  read on >

Heart-related health problems might affect as many as 1 in 7 pregnancies, even among women without any prior heart disease, a new study says. Researchers found a steady increase in heart-related health problems among more than 56,000 pregnancies between 2001 and 2019 in New England. Heart attack, stroke, heart failure, blood clots, high blood pressure…  read on >  read on >

Rectal bleeding could be a powerful early warning sign of colon cancer among younger adults, a new study says. Such bleeding increased more than eightfold the odds of a colon cancer diagnosis among people younger than 50, researchers reported Tuesday at the American College of Surgeons’ annual meeting in Chicago. By comparison, a family history…  read on >  read on >

Concussions and traumatic brain injuries (TBI) have been considered a potential cause of ALS, also known as Lou Gehrig’s disease. But a new study argues the association might be the other way around, with concussions providing an early warning sign among folks already in the early stages of ALS (amyotrophic lateral sclerosis). The loss of…  read on >  read on >

In a blistering opinion piece published Tuesday in The Washington Post, six former U.S. surgeons general said Health and Human Services Secretary Robert F. Kennedy Jr. is putting the nation’s health at risk. “Never before have we issued a joint public warning like this,” the six wrote. “But the profound, immediate and unprecedented threat that…  read on >  read on >

Seniors who get a concussion are more likely to develop dementia or falter as they age, a new study says. Older folks who suffered a traumatic brain injury (TBI) had a higher risk of dementia, requiring home care services or admission to a long-term care facility, researchers reported Oct. 6 in the Canadian Medical Association…  read on >  read on >

Fighting cancer can leave patients tired to their bones and researchers now think they might know why. Inflammation was linked to fatigue among nearly 200 women with early-stage breast cancer during and after treatment with radiation or chemotherapy, researchers reported Oct. 6 in the journal Cancer. Specifically, inflammation appeared to promote general and physical fatigue…  read on >  read on >