All Sauce from Weekly Sauce:

A third of trans masculine people who have undergone testosterone therapy and have stopped menstruating are still ovulating, a new study suggests. That means they remain at risk for an unwanted pregnancy, despite the absence of periods, Dutch researchers concluded. It’s not clear why ovulation ceases for some transgender people under these circumstances, and why…  read on >  read on >

Lockdown drills have become a shudder-inducing part of American life, preparing kids to lie low and keep quiet if a gunman chooses to roam their school. But a new study finds these drills help children who’ve been exposed to violence, helping them feel safer at school. The findings contradict claims that drills traumatize children rather…  read on >  read on >

Former talk show host Wendy Williams has been diagnosed with primary progressive aphasia and frontotemporal dementia, her representatives announced in a statement on Thursday. The conditions are the same diagnoses actor Bruce Willis received in 2022; his aphasia later progressed to frontotemporal dementia. Williams’ team said the 59-year-old’s decision to reveal her diagnoses was “difficult…  read on >  read on >

Falls, frostbite, fractures: They are all potential hazards of icy winter conditions. But experts say there’s a lot you can do to avoid injury when snowflakes fall. First, stay warm. According to the New York City Department of Health, people lose the bulk of their body heat through their heads, so scarves, hats and hoods…  read on >  read on >

People exposed to high levels of traffic-related air pollution are more likely to have more amyloid plaques in their brain, a condition associated with Alzheimer’s disease, a new study finds. Seniors were nearly twice as likely to have more amyloid plaques if, in the year before their death, they lived in places with high concentrations…  read on >  read on >