He was educated at Skewen Elementary School until the age of eleven, when he began work as a pit boy, helping miners with the less strenuous work such as manning ventilation doors.
Risk factors identified in previous studies, such as parity and strenuous work can hardly be treated or managed for prevention purposes.
While walking and climbing steps could provide beneficial effects on CVD [ 9, 12], some strenuous or very strenuous work such as lifting, carrying, and planting could increase the risk of AMI [ 9].
Various factors can contribute to the risks posed by heat stress, including strenuous work, personal risk factors such as age and fitness, dehydration, sleep deprivation, and burdensome personal protective equipment.
Overall, such organizational demands led to an increasing strenuous work situation for the HCWs.
Health status, physical activity or strenuous work, and environmental factors, such as temperature and humidity, are additional aspects to be considered when evaluating adequate intakes at the individual level [ 2, 13, 30- 32].
Newborns are usually bathed twice a day, in the morning and before sundown, although some variation in the frequency of bathing was reported, with less frequent bathing when the mother had strenuous work or long work hours, such as harvesting.
In addition, work-related factors including psychosocial effects of the work environment (such as job satisfaction, overcommitment, effort-reward-imbalance, hectic work, physically strenuous work, shift work, job insecurity, organizational injustice, low employment opportunities, and job strain) can also be counted as risk factors for insomnia [ 7, 12– 17].
Mr. Martin works hard to get the few laughs he can from such strenuous business.
In his ethnography of fishers from the Lamu archipelago, A. H. J. Prins (1965 139, 141) notes that shark-fishing methods such as trolling in the open sea and fishing with a tangle net (jarife) required "strenuous work" and "much capital".
