Health Videos

There’s a lot of talk about it, but what actually is it and how does it work? Sometimes Too-Special K Ketamine was developed more than 60 years ago as an anesthetic and is also used for pain relief, dissociation, and depression treatment; it exists as two mirror-image forms, esketamine and arketamine, with much of the…

6 ways to have strong legs in midlife and beyond: A stable foundation Lower-body strength matters a lot! It’s linked with lower mortality risk and healthier aging, not to mention that building lean muscle during perimenopause and menopause can support insulin sensitivity, metabolism, joint stability, and bone health. Well, it does those things at all…

Dr. Ruth Machin crams in a lot of information here: Not so fast! Popular on social media at time of writing, a “sardine fast” involves eating nothing but canned sardines for three days, which puts the body into ketosis because sardines contain essentially no carbohydrates. This does work for short-term weight loss (but): weight drops…

You might not be far wrong: Tread carefully! According to this video, treadmills were created in 1818 by English engineer Sir William Cubitt, as a way to discipline prisoners while also providing useful labor during Britain’s economic difficulties following the Napoleonic Wars. How this labor was useful: prisoners stepped on 24 spokes of a large…

Here’s what’s actually going on when your discernible skin responses change/stop: Resistance is utile Or rather, it’s actually tolerance. Tolerance vs resistance: your skin can become acclimated to the irritation and side effects of an ingredient without becoming resistant to its biological effects, so reduced dryness, peeling, or sensitivity with a topical retinoid doesn’t mean…

We all know about having a regular sleep schedule in a cool dark room and clean bedding and, shockingly, not taking stimulants before bedtime. Hopefully we all know alcohol is bad, too. So, what else? Sweet dreams Dr. Michael Breus, sleep specialist, advises: *Here we remember that Dr. Breus is a PhD (specifically: a sleep…

Can you do it? Sit-to-stand, but… …with one leg! How to do it: sit on a normal-height, sturdy chair, lift one foot, keep your hands out of the way, stand up, then lower yourself back down slowly over at least four seconds; repeat on the other leg and compare the two sides. What the test…

If your attention span could be better, here’s how to fix it: Stay with us here… A 2016 study tracked how long people stayed focused on a single computer application before switching to another. Participants averaged 40 seconds on one task, compared with 75 seconds five years earlier. This doesn’t necessarily mean attention spans are…

It doesn’t even take extra effort: A change of tempo “Tempo lifting”, such as using the same exercise, weight, and repetitions with a deliberately controlled lowering phase and pause in the deepest position, can provide greater opportunities to improve mobility than doing repetitions more quickly. This is because mobility-focused warm-ups and drills often move you…

Here’s how things have been progressing: The days of Anthrax et al. are (mostly) over Biosecurity experts are becoming increasingly concerned about dangerous laboratory leaks, particularly those involving pathogens engineered* to cause pandemics. Things like Anthrax are thus no longer their primary concern. A controversial subfield involves engineering enhanced potential pandemic pathogens (ePPPs), typically variants…

Dr. Amy Konvalin explains what’s going on in there: There are two sides to this Neck-related headaches are a common thing: tension, restricted movement, or irritation in your neck can refer pain upwards into your head. This can be particularly noticeable when you wake up with a headache after sleeping in a position that doesn’t…

Dr. Andrea Suarez, dermatologist, explains the best way to tackle it: A menu of options Per Dr. Suarez, keloid scars can be substantially improved through a combination of treatments, but there isn’t a single best treatment, and it makes a difference where it is. The most go-to options are: So in other words: the professional…