Covid long: a new symptom disrupts daily life

Covid long: a new symptom disrupts daily life
Researchers have identified abnormal shortness of breath during physical activity due to prolonged Covid. © Adobe stock

Four weeks after Covid, are you still very tired with a headache? It’s the long Covid. Scientists continue to make discoveries about Covid along with a new symptom. We will tell you more.

It affects physical performance

Researchers from the University of California, San and Zuckerberg Hospital in San Francisco analyzed the results of nine studies on long Covid effects on it physical performance. The physical performance of 359 people infected with Covid and cured was compared with that of 464 people who suffered from a long Covid. That the patients were between 39 and 56 years oldtheir body mass index was between 23 and 30 (ie between overweight and obese).

A new symptom

Scientists have identified a new symptom of long Covid: shortness of breath during and after physical exercise. Actually, Covid seems reduce oxygen extraction in the muscles. The consequence: irregular breathing patterns and less ability to increase heart rate during exercise.

Cardio sports that are too difficult…

By comparing the exercise tolerance of the two groups, the maximum oxygen level of the long Covid group was 4.9 ml/kg/min inferior that the group has recovered well. “Due to the long Covid, a tennis player doubles players may need to switch to cart golf or simple stretching exercises because of the physical effort required,” explains study co-author Matthew S. Durstenfeld in a press release.

Source: JAMA Netw Open. October 2022

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