This deficiency would also disrupt glycolosis and alter metabolism, transport, storage, and activation of essential nutrients.

They analysed how ageing affects our circadian rhythm, the body's clock, and how it slowly alters metabolism over time.

It also alters metabolism of body fat and so may have application in the treatment of obesity.

It may be eye-watering, but it will deliver antioxidant protection and strong cell cohesion to stimulate cell metabolism and turnover.

He concluded that the main cause of ageing was the failure of cell metabolism.

Some biochemists attribute excessive tiredness to the relative failure of the complex system that controls cell metabolism to adapt to, and cope with, the work pattern of today's office worker.

Other elements can be the natural result of cell metabolism.

The biochemistry of cell metabolism and the endocrine system has been extensively described.

But the hormones that regulate your metabolism and hunger levels do change with sleep.

This included 'signals that regulate the metabolism of our bodies and cellular repair'.

A regular sleep pattern can regulate your metabolism and improve your mood.

This gland, situated in the neck, regulates your metabolism.

He helped to discover how the hormone thyroxine regulates the metabolism.

It has been difficult enough to debunk the 'slow metabolism' myth, but now we are faced with 'it's in my genes'.

But what about the claim that crash diets slow metabolism, meaning we're prone to put even more weight on afterwards?

He was treated with saline and glucose injections after experiencing an excessively fast heartbeat and tightness in chest, amid slow metabolism.

Because of their slow metabolism, large dragons can survive on as little as 12 meals a year.

As cold-blooded predators, they have a very slow metabolism, so they can survive long periods without food.

From low energy levels to a sluggish metabolism, it's not just the draw of good telly that keeps us on the sofa.

Spending too long in a chair can raise the risk of weight gain as well as high blood pressure and a sluggish metabolism.

He also suffers from a sluggish metabolism and has fought a lifelong battle against obesity.

Scientists attribute its incredible longevity to a sluggish metabolism and the icy waters in which this species lives, thought to slow the ageing process.

Like leeches, they have a sluggish metabolism and can survive months between feedings; their feeding behavior, however, appears quite vigorous.

The caffeine-laden pop claims to 'stimulate metabolism, increases ability to concentrate and react, and improves emotional state of mind'.

Thulium has not been observed to have a biological role, but small amounts of soluble thulium salts stimulate metabolism.

The cayenne pepper stimulates metabolism to help with excess weight loss and to push the toxins through your body at a faster rate.

Drinks claiming to provide a jolt that will improve everything from work performance and concentration to reaction speed and stimulated metabolism are nothing new.