Sometimes, the body cannot absorb calories properly. Celiac disease and inflammatory bowel disease are the most common, but there are others. The body may lose calories; diabetes causes sugar to come out through the urine. Some infections can cause profound weight loss, such as tuberculosis, HIV, viral hepatitis and parasites.
British Prime Minister Boris Johnson revealed Tuesday he was obese when he contracted coronavirus earlier this year, but after losing weight said he now felt much better.
The 56-year-old spent three nights in intensive care in April after contracting Covid-19, and there have been swirling questions about his health ever since.
“I am fitter than I was before, it may irritate you to know,” he said, when asked by a reporter about his health following a speech on education.
“I am fitter than a butcher’s dog, thanks basically to losing weight.
“When you reach 17 stone six (around 111 kg, 244 pounds) as I did, at a height of about five foot 10 (around 1.78 metres), it’s probably a good idea to lose weight, so that’s what I’ve done. And I feel much much better.”
An online calculator provided by the state-run National Health Service (NHS) suggests that a man