Modern humans may have left the continent as long 200,000 years ago, a new analysis suggests.
Neanderthal Genes Hint at Much Earlier Human Migration From Africa
Modern humans may have left the continent as long 200,000 years ago, a new analysis suggests.
Poisoning by venomous animals
Poisoning by venomous creatures is common. Most is benign, causing only minor irritation or pain, but rarely significant morbidity and…
Poisoning by toxic plants and fungi
Some species of plants and fungi can cause severe toxicity generally after the accidental or deliberate ingestion of plant or…
Poisoning by pesticides
Over 150,000 people die each year from pesticide poisoning. Most deaths result from self-poisoning by ingestion, rather than occupational or…
Opioid poisoning
Opioids are among the most commonly prescribed analgesic medications, and opioid toxicity is becoming an increasing problem across the world.…
Poisoning by metals
Lead can be absorbed after inhalation or ingestion and is toxic to most organ systems. Management involves avoidance of exposure…
Poisoning by household products
Exposures to household products are common. Most of these exposures are accidental, causing minimal symptoms. Serious toxicity is possible if…
Carbon monoxide poisoning
Carbon monoxide (CO) poisoning is diagnosed in 1 in 100,000 people per year in the UK, more commonly in winter…
Antidepressant and antipsychotic poisoning
Tricyclic antidepressants, citalopram, venlafaxine and monoamine oxidase inhibitors are the most toxic antidepressants in overdose. Features include hypotension and arrhythmias…