Grace Wyshak | |
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Education | Smith College Harvard University Yale University |
Scientific career | |
Fields | Biostatistics |
Grace G. Wyshak is an American biostatistician known for her work on twins and heritability of genetic information and in defining the factors impacting girls as they develop into young women. She holds a position at the Harvard T.H. Chan School of Public Health.
Wyshak graduated from Smith College in 1949, [1] and from Harvard University in 1956. [2] She earned her Ph.D. in public health (biometry) from Yale University. [3] From 1975, Wyshak was an associate professor in public health at Yale University. [4] [5] At Harvard University she served in the Department of Social Medicine and Health Policy. [6] She was also a corresponding member of the Faculty of Psychiatry in the Cambridge Health Alliance, a Harvard-affiliated teaching hospital in Cambridge. [7] From 2022, Wyshak was a senior scientist at the Harvard T.H. Chan School of Public Health. [8]
Wyshak's epidemiological research helped clarify observed relationships between physical activity (exercise) and reduced breast cancer and depression risks. [9] While at Yale, Wyshak used twins as a model to examine survival statistics for twins [10] and to examine inheritance of genes. [11] She also investigated people's willingness to engage in risky behavior, a topic she examined based on a comparison between doctors and lawyers. [12]
Wyshak and Rose Frisch's collaborative work determined that exercise reduced risk of certain cancers, [13] and that drinking carbonated beverages increased the likelihood of bone fractures in young girls. [14] [15] Wyshak went on to investigate the link between soda consumption by adolescent girls and bone fractures, [16] research that was broadly covered by the media. [17] [18] Her research also demonstrated that female athletes have a reduced risk of breast cancer in their later years, [19] she uncovered historical shifts in the age of menstruation for girls, [20] [21] and examined delayed menstruation in young ballerinas. [22] [23]
A soft drink is any water-based flavored drink, usually but not necessarily carbonated, and typically including added sweetener. Flavors used can be natural or artificial. The sweetener may be a sugar, high-fructose corn syrup, fruit juice, a sugar substitute, or some combination of these. Soft drinks may also contain caffeine, colorings, preservatives and other ingredients.
Microangiopathy is a disease of the microvessels, small blood vessels in the microcirculation. It can be contrasted to macroangiopathies such as atherosclerosis, where large and medium-sized arteries are primarily affected.
Diet or light beverages are generally sugar-free, artificially sweetened beverages with few or no calories. They are marketed for diabetics and other people who want to reduce their sugar and/or caloric intake.
Women's health differs from that of men's health in many unique ways. Women's health is an example of population health, where health is defined by the World Health Organization (WHO) as "a state of complete physical, mental and social well-being and not merely the absence of disease or infirmity". Often treated as simply women's reproductive health, many groups argue for a broader definition pertaining to the overall health of women, better expressed as "The health of women". These differences are further exacerbated in developing countries where women, whose health includes both their risks and experiences, are further disadvantaged.
A plant-based diet is a diet consisting mostly or entirely of plant-based foods. Plant-based diets encompass a wide range of dietary patterns that contain low amounts of animal products and high amounts of fiber-rich plant products such as vegetables, fruits, whole grains, legumes, nuts and seeds. They do not need to be vegan or vegetarian, but are defined in terms of low frequency of animal food consumption.
Alendronic acid, sold under the brand name Fosamax among others, is a bisphosphonate medication used to treat osteoporosis and Paget's disease of bone. It is taken by mouth. Use is often recommended together with vitamin D, calcium supplementation, and lifestyle changes.
A stress fracture is a fatigue-induced bone fracture caused by repeated stress over time. Instead of resulting from a single severe impact, stress fractures are the result of accumulated injury from repeated submaximal loading, such as running or jumping. Because of this mechanism, stress fractures are common overuse injuries in athletes.
Osgood–Schlatter disease (OSD) is inflammation of the patellar ligament at the tibial tuberosity (apophysitis) usually affecting adolescents during growth spurts. It is characterized by a painful bump just below the knee that is worse with activity and better with rest. Episodes of pain typically last a few weeks to months. One or both knees may be affected and flares may recur.
Zoledronic acid, also known as zoledronate and sold under the brand name Zometa among others, by Novartis among others, is a medication used to treat a number of bone diseases. These include osteoporosis, high blood calcium due to cancer, bone breakdown due to cancer, Paget's disease of bone and Duchenne muscular dystrophy (DMD). It is given by injection into a vein.
A Brodie abscess is a subacute osteomyelitis, appearing as an accumulation of pus in bone, frequently with an insidious onset. Brodie's abscess is characterized by pain and swelling without fever, often resulting from diabetic wounds, fracture-related bone infection, or haematogenous osteomyelitis.
Bone density, or bone mineral density, is the amount of bone mineral in bone tissue. The concept is of mass of mineral per volume of bone, although clinically it is measured by proxy according to optical density per square centimetre of bone surface upon imaging. Bone density measurement is used in clinical medicine as an indirect indicator of osteoporosis and fracture risk. It is measured by a procedure called densitometry, often performed in the radiology or nuclear medicine departments of hospitals or clinics. The measurement is painless and non-invasive and involves low radiation exposure. Measurements are most commonly made over the lumbar spine and over the upper part of the hip. The forearm may be scanned if the hip and lumbar spine are not accessible.
Denosumab, sold under the brand names Prolia and Xgeva among others, is a human monoclonal antibody used for the treatment of osteoporosis, treatment-induced bone loss, metastases to bone, and giant cell tumor of bone.
Vitamin D is a group of fat-soluble secosteroids responsible for increasing intestinal absorption of calcium, magnesium, and phosphate, along with numerous other biological functions. In humans, the most significant compounds within this group are vitamin D3 (cholecalciferol) and vitamin D2 (ergocalciferol).
An ulna fracture is a break in the ulna bone, one of the two bones in the forearm. It is often associated with a fracture of the other forearm bone, the radius.
Childhood cancer is cancer in a child. About 80% of childhood cancer cases in high-income countries can be successfully treated via modern medical treatments and optimal patient care. However, only about 10% of children diagnosed with cancer reside in high-income countries where the necessary treatments and care is available. Childhood cancer represents only about 1% of all types of cancers diagnosed in children and adults, It is often more complex than adult cancers with unique biological characteristics and research and treatment is yet very challenging and limited. For this reason, childhood cancer is often ignored in control planning, contributing to the burden of missed opportunities for its diagnoses and management in countries that are low- and mid-income.
Sugar-sweetened beverages (SSB) are any beverage with added sugar. They have been described as "liquid candy". Consumption of sugar-sweetened beverages have been linked to weight gain and an increased risk of cardiovascular disease mortality. According to the CDC, consumption of sweetened beverages is also associated with unhealthy behaviors like smoking, not getting enough sleep and exercise, and eating fast food often and not enough fruits regularly.
Rose Epstein Frisch was a pioneering American scientist in fertility and human development whose work was instrumental in the discovery of leptin. She researched infertility and discovered that low body fat is a contributing factor to infertility.
Endocrine & Metabolism Research Institute (EMRI) is one of Tehran University of Medical Sciences research institute with a mission to combine clinical care, research, and education in diabetes, endocrine and metabolic diseases.
Catherine Mason Gordon is an American pediatrician who is clinical director of the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health.
Richard F. Mollica is an American academic and writer. He is the Professor of Psychiatry at the Harvard Medical School and Director of the Harvard Program in Refugee Trauma at Massachusetts General Hospital. His research focuses on Psychological trauma and recovery. Mollica has published over 160 scientific manuscripts, and has published Healing Invisible Wounds (2006) and Manifesto IV Healing a Violent World (2018). In 2022, he received the lifetime award from Harvard Medical School, and in 2023, the Lux et Veritas Award from Yale Divinity School