Excessive exercise disrupts dopamine regulation in the brain, study finds
Excessive physical exercise affects more than just the muscles; it can also alter brain chemistry. A new study…
Newly discovered protein helps preserve egg chromosome integrity during aging
Eggs follow a very different developmental path from sperm. Once a male hits puberty, sperm cells are produced…
CHOP researchers link MAP2K4 variants to a neurodevelopmental disorder
Researchers from Children’s Hospital of Philadelphia (CHOP) have discovered the mechanisms of previously unknown changes in a gene…
POTS identified in nearly two-thirds of Long COVID patients
Dizziness, fatigue, brain fog and a racing heart. They’re commonly associated with Long COVID, but new Adelaide University…
Hedgehog coronaviruses reveal potential pathways for cross-species transmission
Washington State University researchers have discovered how a group of coronaviruses circulating in hedgehogs invades host cells, a…
People with ADHD face higher odds of gastrointestinal problems
University of Warwick researchers have analyzed data from over 1.9 million people across 23 studies and found that ADHD is linked to an…
Boy, 6, died from hidden scurvy after multivitamin lacked vitamin C
A six-year-old boy died from cardiac arrest linked to the “sailor’s disease” scurvy, after a hidden vitamin C…
Breastmilk from cannabis users showed differences, but cannabis may not be the whole story
With just two human studies directly examining how cannabis use relates to breast milk nutrients and immune components,…
Researchers tested dozens of clues for long COVID. One finding stood out
Researchers put persistent post-COVID symptoms under the microscope, combining clinical exams, neurological testing, and routine blood markers to…
Experimental vaccine protects against Zika virus through T cells alone
Zika virus has been spreading for decades, but it first grabbed worldwide headlines in 2016. That February, with…
A striking immune cell pattern emerges around a person’s 100th birthday
Rare immune cells found at strikingly high levels in people who live beyond 110 reveal an unusual pattern…
Scientists create brain organoids with distinct cortical regional identity
The human brain is often described as one of the most complex structures in biology, and much of…