(Thomson Reuters ) — People should stop using e-cigarettes with the marijuana ingredient tetrahydrocannabinol (THC), U.S. public health officials recommended on Friday as investigation on outbreak of lung illness linked to vaping deepens.

The U.S. Centers for Disease Control and Prevention has previously warned on vaping, but  …

(Darwin Malicdem/ Medical Daily) — Having gum disease or periodontitis has been linked to high blood pressure. Researchers found that the infection could increase the risk of hypertension by nearly 50 percent, which may contribute to serious health problems.

The new study, published in the journal Cardiovascular Research, adds   …

(David Lao/ Global News) — Health Canada said Wednesday that versions of heartburn medication ranitidine – known commonly as Zantac – are being recalled by four more companies over concerns that the drug may have been made with unsafe levels of a chemical linked to an increased risk of cancer.

The companies recalling the drugs are Apotex  …

(Pranjal Mehar/ Tech Explorist) — Biological clocks regulate the proper periodicity of several processes at the cellular and organismal level. The cell cycle and circadian rhythm are the best characterized among these, but several other biological clocks function in cells at widely variable periodicity.

Circadian variations   …

(All4Women) — Lace-up your trainers and get ready to work out – there’s a proven link between physical fitness and better brain structure and functioning.

A large new study by German scientists indicates that increasing fitness may lead to improved cognitive ability, such as memory and problem solving, as well as improved structural  …

(Washington University School of Medicine) — Up to two decades before people develop the characteristic memory loss and confusion of Alzheimer’s disease, damaging clumps of protein start to build up in their brains. Now, a blood test to detect such early brain changes has moved one step closer to clinical use.

Researchers from  …

(CBC News) — There’s an urgent need for vaping products to be given the same advertising and flavour restrictions as tobacco, a group of health organizations in Canada said in calling for immediate political action.

The appeal came Thursday at a news conference in Ottawa by a coalition that includes the Canadian Cancer Society,  …

(Alison Abbott/ Nature) — A small clinical study in California has suggested for the first time that it might be possible to reverse the body’s epigenetic clock, which measures a person’s biological age.

For one year, nine healthy volunteers took a cocktail of three common drugs — growth hormone and two diabetes medications — and on average  …

(Simon Makin / Scientific American) — In a study published Monday in Nature Microbiology, microbiologist Jan Carette of Stanford University and his colleagues report they have found a human gene that produces a protein essential to the function of numerous enteroviruses, a genus that includes rhinoviruses.

Experiments in human   …

(Don Rauf/ Everyday Health) — Scientists have long known that having too much body fat can be unhealthy. Excess fat can heighten the risk of type 2 diabetes, heart disease, stroke, and some types of cancer, according to the Centers for Disease Control and Prevention (CDC).

But some types of fat may be more dangerous than other types. Harvard  …