Chills were linked with people testing positive across all ages, headaches were reported in people aged five to 17, appetite loss in 18-54 and 55+, and muscle aches in … Changes in appetite due to COVID-19 have been shown to be long lasting , posing a risk on the quality of life and increasing the risk of malnutrition, which can negatively affect recovery. More particularly, 87 percent indicated a reduced enjoyment of food, 55 percent a loss of appetite and 37 percent unintentional weight loss. Coronavirus The health watchdog the National Institute for Health and Care Excellence (NICE) defines long Covid as lasting for more than 12 weeks, although some people consider symptoms that last more than eight weeks to be long Covid. Other symptoms include difficulty sleeping, heart palpitations, dizziness and joint pain. How long does Covid last Loss of appetite is also common and may be secondary to the reported phenomenon of loss of taste/smell just prior to respiratory symptom onset. Long COVID - what are the symptoms and how long does it last