According to a University at Buffalo study, adolescents can speed their recovery after a sport-related concussion and reduce their risk of experiencing protracted recovery if they engage in aerobic exercise within 10 days of getting injured.
The Delta variant doubles the risk of hospitalisation compared with the Alpha variant first found in the UK, but Pfizer and AstraZeneca vaccines provide good protection against the strain, says a study published in The Lancet journal.
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