Mon, Aug 02, 2021
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Defence Mechanisms: Ever feel your skin crawling? You can thank evolution
Published On: Aug, 02, 202105:29 AM
In a way, nausea is our trusty personal bodyguard. Feeling nauseated is widely accepted to be an evolutionary defense measure that protects people from pathogens and parasites.
The urge to gag or vomit is “well-suited” to defend ourselves against things we swallow that might contain pathogens, according to Tom Kupfer, a psychological scientist at Nottingham Trent University in England. But vomiting is somewhat futile against a tick, an ectoparasite that latches on to skin, not stomachs. In an experiment that produced both stomach churning and skin crawling sensations I can confirm these and some other physiological responses firsthand Dr. Kupfer and Daniel Fessler, an evolutionary anthropologist from the University of California, Los Angeles, argue in a paper published on Wednesday in the journal Proceedings of the Royal Society B that humans have evolved to defend themselves against ectoparasites through a skin response that elicits scratching. Although some outside experts say more research is needed, the... -
Covid virus, vaccines does not enter human DNA: Study
Published On: Aug, 01, 202107:43 PMCovid-19 cannot enter a person's DNA, say Australian researchers refuting claims of SARS-CoV-2, the virus that caused the infectious disease, integrating its genetic material into the human genome.
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4 reasons women should be aware of thyroid disorders
Published On: Aug, 01, 202111:00 AM
Despite the high prevalence, thyroid disorders, along with other non-communicable diseases, remain neglected. A study conducted across eight cities in India suggests that nearly one-third of people...
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Transforming mental health
Published On: Aug, 01, 202108:23 AM
With the advances in neuro-psychiatry and with a growing understanding of the underlying mechanisms of mental disorders, there are alternatives being developed that provide safer treatment.
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Monsoon Hair Care Tips
Published On: Jul, 31, 202108:19 AM
The increase in humidity can have multi-dimensional effects on long, lustrous locks leaving them dull, frizzy and prone to hair fall.
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Benefits of basil
Published On: Jul, 31, 202107:59 AM
Basil seeds or basil essential oil are proven to help prevent a wide range of health conditions, which makes it one of the most essential medical herbs known today.
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COVID-19 lockdown negatively impacted women’s nutrition in India: Study
Published On: Jul, 29, 202107:24 AM
The Study indicate a decline in household food expenditures and women’s dietary diversity in May 2020 compared to May 2019, particularly for non-staples like meats, eggs, vegetables and fruits.
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Disagreement may be a way to make online content spread faster, further: Study
Published On: Jul, 28, 202112:45 PM
Disagreement seems to spread online posts faster and further than agreement, according to a new study from the University of Central Florida. The findings were published recently in the Journal of...
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Goal-setting, positive parent-child relationships reduce risk of youth vaping
Published On: Jul, 28, 202110:18 AM
Adolescents who set goals for their future and those with strong parental support are less likely to use e-cigarettes and other tobacco products, according to a study by UPMC Children's Hospital of...
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Hepatitis cases increased by 6 pc in the pandemic as people are unaware
Published On: Jul, 27, 202104:07 PM
As people are unaware of hepatitis, the cases have been increased by six percent compared to the previous year, said health experts on World Hepatitis Day which falls on July 28.
