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The menstrual cycle can make or break an athlete's performance Fluctuations in oestrogen and progesterone during the menstrual cycle can influence cognitive and physical aspects of athletic performance… Started by Dr. Krishna Kumari Challa	1	Mar 17 Reply by Dr. Krishna Kumari Challa
Dad, this is why I scream when ever I hurt myself! When I was a very young school girl, I still remember very well, my Dad used to tell me to bear the pain out and not to scream and cry when… Started by Dr. Krishna Kumari Challa	6	Mar 17 Reply by Dr. Krishna Kumari Challa
Crocodiles can have extra growth cycles in a year: This matters for estimating the age of dinosaurs In biology and paleontology (the study of extinct organisms) there are a few ways to estimate the age of an animal's skeleton. One is th… Started by Dr. Krishna Kumari Challa	1	Mar 17 Reply by Dr. Krishna Kumari Challa
Science and Spirituality Science and spirituality: Some people say science is against spirituality and scientists can’t understand the “inner worlds” of human being… Started by Dr. Krishna Kumari Challa	60	Mar 11 Reply by Dr. Krishna Kumari Challa
Why you can remember every word of a song from 25 years ago—but not why you walked into the room While driving recently, a long-forgotten song came on the radio. I found myself singing along; not only did I know all the lyrics to a son… Started by Dr. Krishna Kumari Challa	1	Mar 11 Reply by Dr. Krishna Kumari Challa
It's tempting to offload your thinking to AI. Cognitive science shows why that's a bad idea With so many artificial intelligence (AI) products being offered now, it's increasingly tempting to offload difficult thinking task… Started by Dr. Krishna Kumari Challa	1	Mar 11 Reply by Dr. Krishna Kumari Challa
Why one nostril feels blocked: The nasal cycle swaps airflow about every two hours One of the most bothersome things about being sick or having seasonal allergies is that it makes your nose stuffy and blocked. This… Started by Dr. Krishna Kumari Challa	1	Mar 7 Reply by Dr. Krishna Kumari Challa
A Universal Vaccine Imagine if each year, a simple spray of medicine up the nose could protect you from respiratory viruses, the common cold, bacterial pneumon… Started by Dr. Krishna Kumari Challa	1	Mar 6 Reply by Dr. Krishna Kumari Challa
Microbe exposure may not protect against developing allergic disease in adulthood The "hygiene hypothesis" suggests exposure to diverse types of microbes may protect against developing diseases caused by allergens, but a… Started by Dr. Krishna Kumari Challa	1	Mar 5 Reply by Dr. Krishna Kumari Challa
Adverse Effects of Pickles Q: My husband eats lots of pickles. Are they bad for one's health? Krishna: Yes, we Indians eat lots of pickles, almost daily. Fermented fo… Started by Dr. Krishna Kumari Challa	1	Mar 4 Reply by Dr. Krishna Kumari Challa