Tai chi, sleep quality, . . . and other stories
BMJ 2021; 372 doi: https://doi.org/10.1136/bmj.n613 (Published 11 March 2021) Cite this as: BMJ 2021;372:n613
Tai chi improves sleep
A randomised trial in older adults with insomnia finds that 12 weeks of training in Tai chi improves both subjective and objective measures of sleep quality. Although the size of the improvement was modest, it persisted for two years (JAMA Netw Open doi:10.1001/jamanetworkopen.2020.37199). Mind you, the benefit may not be specific to Tai chi. Sleep quality also improved in a group that took part in a programme of brisk walking and muscle strengthening exercises.
Cognitive decline
People who carry the apolipoprotein E4 allele are at a moderately increased risk of Alzheimer’s disease as they get older. However, data from the Chicago Health and Ageing …
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