When I tell people I’m a herbalist, they invariably respond in one of three ways. The first, most common response is – “Oh, my sister takes homeopathy – she swears by it!” My reaction to this is always the same – “That’s nice, but in fact herbal medicine is quite the opposite of homeopathy. We use whole plant extracts, whereas they use infinitesimal dilutions and the final preparation contains very few pharmacologically active compounds.” Blank stares ensue, then someone changes the topic. The second response is – “So you believe in that, then?’ This is my favourite one. I simply reply “do you believe in carrots?” with a big smile on my face. “Good question,” I say. Herbs vs pharmaceuticals Conventional medicines are single, active ingredients. These are often derived from plants – such as morphine from the opium poppy or aspirin from willow bark. It is quick and effective, … [Read more...] about Herbal medicine – how does it work?
Carbon monoxide detectors how does it work
The Hayat Tahrir al-Sham alliance led by Syria's former Al-Qaeda affiliate governs most aspects of public life in the northwestern anti-regime bastion of Idlib. Raising income from key trade crossings, it rules over the affairs of three million people with a civilian government, a security apparatus, and religious courts. Sometimes described as an "Al-Qaeda emirate", the area has drawn comparisons with the now defunct "caliphate", the proto-state once run by the Islamic State group. Here are some key aspects of the de facto statelet's governance: - Eight ministries - Since 2015, Syria's then Al-Qaeda affiliate and a myriad allied or rival factions have controlled different parts of the northwestern region of Idlib, forming local councils to control its towns and villages. These councils were managed and received funding from the exiled political opposition's so-called "Transitional Government" based in Turkey. In 2017, Hayat Tahrir al-Sham -- renamed after renouncing ties with Al-Qaeda … [Read more...] about Syria’s Idlib enclave: how does it work?
A new clinical trial to test the success of male contraceptive gel has started in Scotland. The hormone-infused gel will be used by each of the 450 couples - based in Edinburgh and Manchester - taking part for one year. The gel, called NES/T, is designed to reduce sperm production without affecting libido and works in a very similar way to the female pill. A young Scots couple from Edinburgh are one of the first to trial the gel. Students Joanna McCloskey and her partner Christopher Gray found out about the trial through an advert online, according to Glasgow Live . They were keen to get involved to help deliver a greater variety of contraceptive measures for couples. But what exactly is the male contraceptive gel? Here's everything you need to know: How does it work? The gel contains progestogen which works to 'switch off' sperm production, meaning sperm count drops to zero after a few months. The gel also contains testosterone to offset a drop in the male hormone caused by … [Read more...] about What is the male contraceptive gel and how does it work?
FACEBOOK is launching its own cryptocurrency next year with plans of allowing people to move money from their smartphone. But what is cryptocurrency, and how will Libra work? Here's what you need to know. What is Facebook's cryptocurrency Libra? Facebook is launching the cryptocurrency next year that will allow people to move money from their smartphone. The currency is known as Libra, which the social network says it has "no special role" in governing and will manage the reserve equally with a group of big companies. Experts have branded the move a dangerous power grab that marks Facebook's "most invasive and dangerous" form of surveillance yet. So far, Facebook has enlisted 28 firms, including Spotify and Uber, who each had to invest a minimum of £8million to be a founding member of the Libra Association, an independent not-for-profit membership organisation. It wants to attract 100 businesses in time for launch, which it is aiming for the first half of 2020. Libra is supported … [Read more...] about What is Facebook’s cryptocurrency Libra and how does it work?
ALTHOUGH police have been using facial recognition in the UK since June 2015, the device is still considered to be taboo by many people across the country. We take a look at what exactly police facial recognition is and how it works. What is police facial recognition? Automatic facial recognition - or AFR - is an advanced way of recognising people by using computers to scan their face with a camera as they walk by. Facial-recognition is a way of identifying or verifying who a person is by scanning their face with a computer. Its main use is to make sure a person is who they say there are. But it's also being used by law enforcement in places like China to create a suspect database and to spot criminals in crowds. Police facial recognition cameras have been trialled at events such as football matches, festivals and parades. High-definition cameras detect all the faces in a crowd and compare them with existing police photographs, such as photos from previous arrests. Some UK police … [Read more...] about What is police facial recognition and how does it work?