Evidence-Based Supplement & Herb Guides

Nitrous oxide addiction Overview of Symptoms, Dependence, and Health Risks

Learn the signs of nitrous oxide addiction, including cravings, loss of control, nerve damage, vitamin B12 disruption, and the serious mental and physical risks of repeated use.

Nitrous oxide, often called laughing gas, can look deceptively harmless. The high usually arrives fast, fades fast, and is often wrapped in social settings...

Nicotine replacement therapy addiction explained: signs, withdrawal, cravings, and risks

Learn the signs of nicotine replacement therapy addiction, including cravings, withdrawal, prolonged gum or lozenge use, side effects, and when NRT dependence becomes a concern.

Nicotine replacement therapy addiction is a real concern for some people, but it needs careful framing. Nicotine replacement products such as gum, lozenges, patches,...

Nail biting addiction (Onychophagia): overview, warning signs, withdrawal, and complications

Learn the warning signs of nail biting addiction, including urges, withdrawal-like tension, nail and skin damage, dental effects, and when onychophagia needs evaluation.

Nail biting can look minor from across a room. Up close, it is often anything but. For some people, onychophagia is an occasional stress...

Methadone Use Disorder: Overview, Causes, Withdrawal, and Overdose Risks

Learn the signs of methadone use disorder, including cravings, withdrawal, overdose risks, and how misuse can differ from medically supervised methadone treatment.

Methadone occupies a complicated place in addiction medicine. It is a proven medication for opioid use disorder and, in some settings, for severe pain....

Mescaline (Peyote) Use Disorder: Causes, Symptoms, Warning Signs, and Long-Term Risks

Learn the warning signs of mescaline use disorder, including cravings, risky repeated use, comedown effects, mental health concerns, and the long-term risks of peyote or synthetic mescaline.

Mescaline use disorder is less familiar to most people than alcohol, opioid, or stimulant addiction, yet it can still become a serious and disruptive...

MDMA (Ecstasy) addiction Symptoms, Comedown, Dependence, and Long-Term Effects

Learn the signs of MDMA addiction, including comedown symptoms, cravings, dependence, withdrawal, and the long-term mental and physical risks of ecstasy use.

MDMA, often sold as ecstasy or molly, is best known for brief feelings of energy, closeness, emotional openness, and heightened sensation. What is easier...

LSD (Lysergic acid diethylamide) addiction overview, causes, symptoms, cravings, and dangers

Learn the signs of LSD addiction, including cravings, tolerance, flashbacks, HPPD, psychosis risk, and how problematic LSD use can harm mental health and daily life.

LSD has a strange place in addiction medicine. Many people know it as a classic psychedelic rather than a “hard” drug, and that can...

Love addiction overview, warning signs, withdrawal, cravings, and harms

Learn what love addiction is, the warning signs, withdrawal and cravings, why it develops, and the mental health and relationship harms it can cause.

Love addiction is not just “loving too much.” It describes a pattern in which romance becomes compulsive, destabilizing, and hard to control, even when...

Ketamine Use Disorder Causes, Warning Signs, Withdrawal, and Long-Term Risks

Learn the warning signs of ketamine use disorder, including cravings, tolerance, withdrawal, k-hole risks, bladder damage, and the long-term mental and physical effects of repeated use.

Ketamine use disorder is a pattern of ketamine use that becomes hard to control and starts to cause real harm. What may begin as...

Internet addiction overview, warning signs, symptoms, and health risks

Learn the warning signs of internet addiction, including cravings, loss of control, withdrawal, sleep disruption, mood changes, and the real-life risks of compulsive online use.

The internet is woven into work, school, entertainment, and daily connection, so the line between heavy use and harmful use can be easy to...

Inhalant addiction (Nitrous oxide, Volatile solvents): Overview, Symptoms, Dependence, Withdrawal, and Complications

Learn the signs of inhalant addiction, including nitrous oxide and solvent misuse, cravings, withdrawal, nerve damage, overdose risks, and urgent warning signs.

Inhalant addiction can look deceptively ordinary at first. The substances may come from whipped-cream chargers, lighter refills, glue, paint thinner, gasoline, or cleaning products...

Heroin addiction: Overview, Symptoms, Overdose Risk, and Withdrawal

Learn the signs of heroin addiction, including cravings, withdrawal, overdose danger, fentanyl-related risks, and the long-term effects of this high-risk opioid disorder.

Heroin addiction can take hold with startling force. What may begin as experimentation, a search for relief, or a shift from prescription opioids can...

Gamma-Hydroxybutyrate addiction Overview, Causes, Cravings, and Overdose Risk

Learn the signs of GHB addiction, including cravings, rapid dependence, severe withdrawal, overdose risk, and the dangers of frequent dosing or mixing with other depressants.

Gamma-hydroxybutyrate, usually called GHB, is a short-acting central nervous system depressant with a narrow margin between desired effects and dangerous overdose. That narrow margin...

Gaming disorder: Overview, cravings, signs, and real-life risks

Learn the signs of gaming disorder, including cravings, loss of control, sleep disruption, mood changes, and the real-life risks when gaming starts to take over.

Gaming disorder is more than simply playing a lot of video games or feeling deeply invested in a favorite title. Many people game often...

Forex trading addiction: Symptoms, Warning Signs, Causes, and Financial Risks

Learn the signs of forex trading addiction, including compulsive chart checking, loss-chasing, emotional volatility, financial harm, and when trading becomes a serious risk.

Forex trading addiction can hide behind language that sounds disciplined, ambitious, and informed. A person may say they are studying markets, managing risk, or...

Food addiction: signs, symptoms, cravings, withdrawal-like reactions, and risks

Learn the signs of food addiction, including cravings, loss of control, withdrawal-like symptoms, emotional eating, and the health risks of compulsive overeating.

Food addiction is a phrase many people use quietly, often with embarrassment. It can describe feeling pulled toward certain foods even when hunger is...