Author: Katsiaryna Bykov
Katsiaryna Bykov
Katsiaryna Bykov, PharmD, ScD, is a pharmacoepidemiologist at Brigham and Women’s Hospital, and an instructor in medicine at Harvard Medical School. Originally trained as a pharmacist, she completed her research doctorate in epidemiology at the Harvard T.H. Chan School of Public Health, and has been conducting research on medication use, safety, and effectiveness for more than a decade.
Arizona lawmakers are advancing a bill that would classify drifting marijuana smoke or odor as a public and private nuisance, potentially resulting in fines and jail time for legal cannabis users. The Arizona State Senate has passed a controversial bill that could subject legal marijuana users to fines and jail time if the odor from their cannabis drifts onto neighboring properties. Introduced by Senator J.D. Mesnard, Senate Bill 1725 aims to classify "excessive" marijuana smoke or smell as both a public and private nuisance. The legislation, which cleared the Senate in a 20-9 vote on March 9, 2026, empowers residents…
Scientific analysis confirms that tetrahydrocannabinol (THC) directly manipulates the body's endocannabinoid system, triggering a phenomenon known as cannabis-induced hyperphagia. A recent 2025 cross-species study demonstrates that this neurological "hijack" amplifies both the biological drive to eat and the reward of consumption, fundamentally altering how the brain perceives satiety and food valuation. Comparative Analysis of THC-Induced Feeding Behaviors To understand the mechanics of the "munchies," researchers at Washington State University and the University of Calgary conducted tandem experiments on both humans and animal models. The following table outlines the behavioral outcomes based on THC exposure. Subject GroupExposure ConditionBehavioral Outcome / Food…
Seven years after the legalization of medical cannabis in the UK, patients are facing a severe public health crisis. Due to strict NHS restrictions, the majority of medicinal users are forced to source cannabis from illegal dealers or expensive private clinics. Shockingly, data reveals that just ten private doctors are responsible for over half of all legal prescriptions, often dispensing high-THC products that experts warn are exacerbating psychiatric conditions and fueling cannabis use disorder. The NHS Bottleneck and the Rise of the Private Sector Medical cannabis was legalized in the UK in 2018 following high-profile campaigns, notably involving severely epileptic…
Reform UK leader Nigel Farage has vowed to repeal the UK's proposed generational smoking ban. He argues the Tobacco and Vapes Bill will heavily burden independent retailers, effectively turning shopkeepers into "health policemen," while inevitably fueling a dangerous illicit tobacco black market. The UK's controversial generational smoking ban is facing fierce political pushback. Writing in The Telegraph, Reform UK leader Nigel Farage pledged to scrap the policy entirely if his party takes power. Originally drafted by Rishi Sunak and adopted by Keir Starmer, the Tobacco and Vapes Bill aims to permanently prohibit anyone born after 2008 from legally purchasing tobacco. But is this…
Researchers at Washington State University have identified that THC consumption significantly increases the prevalence of "false memories" while disrupting the brain's ability to track information sources. The study, involving 120 regular users, found that even moderate doses of cannabis impaired 15 out of 21 cognitive measures, raising critical concerns for daily task management and legal testimony. Comparative Analysis of THC Dosage on Cognitive Performance To understand the threshold of cognitive disruption, researchers utilized a double-blind, placebo-controlled design. The following table illustrates the impact of varying THC concentrations on memory accuracy and retrieval. Study GroupTHC DosageKey Cognitive FindingsPlacebo Group0 mgBaseline performance;…
A new Ontario study analyzing 30 years of health data suggests a strong correlation between rising cannabis use and increased rates of psychotic disorders among youth aged 14 to 20. While not the sole cause, experts identify substance use, particularly cannabis, as a leading factor in the 60% surge in diagnoses within this age group. Researchers from North York General Hospital have confirmed a significant rise in psychotic disorder diagnoses among Ontario youth. This development occurs amidst the widespread legalization and use of recreational cannabis in Canada, directly resulting in renewed warnings from health experts about the drug's impact on…
As marijuana legalization expands across the United States, a groundbreaking study from Northwestern Medicine has uncovered evidence that cannabis use may fundamentally alter human DNA. Researchers analyzed blood samples from over 900 adults and discovered that marijuana use is linked to "epigenetic" changes—chemical modifications that turn genes on or off. These changes were specifically found in genes related to the immune system, cell growth, and mental health conditions like schizophrenia. Epigenetics: How Cannabis "Tags" Your DNA Data from Northwestern Medicine reveals a critical shift in our understanding of cannabis toxicology. While previous research focused on immediate physiological effects, this study,…
The rapid rise of ADHD prescriptions in Australia has sparked a new fear among motorists: can legal medication trigger a positive result for methamphetamines on a roadside drug test? With Vyvanse now the fastest-growing script on the Pharmaceutical Benefits Scheme (PBS), thousands of drivers are questioning if their daily treatment could cost them their license. While rare, anecdotal evidence suggests false positives are possible on initial screenings, though secondary lab tests typically exonerate prescribed users. Examining the Chemistry: Dexamphetamine vs. Methamphetamine A deep dive into the pharmacology reveals why this confusion exists. Dexamphetamine (found in Vyvanse and Elvanse) and methamphetamine…
A disturbing medical phenomenon known as "scromiting" is on the rise among long-term cannabis users. A brutal combination of "screaming" and "vomiting," this condition is the most extreme symptom of Cannabinoid Hyperemesis Syndrome (CHS). While cannabis is often prescribed to treat nausea, chronic exposure to high-THC products can trigger a paradoxical reaction, causing the body's digestive system to revolt violently. Understanding the warning signs is critical for heavy users to avoid hospitalization. The Medical Reality: What is CHS? Cross-referencing emergency room data indicates a critical shift in cannabis-related hospitalizations. Cannabinoid Hyperemesis Syndrome (CHS) is a newly recognized condition that turns…
Cannabis regulatory reform in New Jersey refers to the legislative effort to strengthen the legal market by cracking down on illicit activities and clarifying operational rules. Late in 2024, lawmakers advanced a bill that prioritizes strict enforcement while adjusting the framework for licensed businesses, applicants, and investors. Strengthened Enforcement Against the Illicit Market A primary component of the bill is a directive for the **New Jersey State Police** to collaborate with the Cannabis Regulatory Commission (CRC) and local law enforcement. Their mandate is to develop and execute a structured enforcement program specifically targeting unlicensed cannabis manufacturing and sales. This move represents…