Infant Spontaneous Motor Tempo
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Infant Spontaneous Motor Tempo. / Rocha, Sinead; Southgate, Victoria; Mareschal, Denis.
In: Developmental Science, Vol. 24, No. 2, e13032, 2021.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Infant Spontaneous Motor Tempo
AU - Rocha, Sinead
AU - Southgate, Victoria
AU - Mareschal, Denis
PY - 2021
Y1 - 2021
N2 - Spontaneous Motor Tempo (SMT) is influenced by individual differences in age and body size. We present the first data documenting the SMT of infants from 5 to 37 months of age using a simple drumming task. As in late childhood and adulthood, we predicted that infant SMT would slow across the first years of life. However, we find that older infants drum more quickly than younger infants. Furthermore, studies of adults suggest larger bodies prefer slower rhythms. This relationship may be the product of biomechanical resonance, or effects may be driven by rhythmic experience, such as of locomotion. We used infants, whose body size is dissociated from their predominant experience of locomotion as their parent often carries them, to test this argument. We reveal that infant SMT is predicted by parent, but not own, body size, supporting a passive experience-based argument, and propose that early rhythm may be set by repetitive vestibular stimulation when carried by the caregiver.
AB - Spontaneous Motor Tempo (SMT) is influenced by individual differences in age and body size. We present the first data documenting the SMT of infants from 5 to 37 months of age using a simple drumming task. As in late childhood and adulthood, we predicted that infant SMT would slow across the first years of life. However, we find that older infants drum more quickly than younger infants. Furthermore, studies of adults suggest larger bodies prefer slower rhythms. This relationship may be the product of biomechanical resonance, or effects may be driven by rhythmic experience, such as of locomotion. We used infants, whose body size is dissociated from their predominant experience of locomotion as their parent often carries them, to test this argument. We reveal that infant SMT is predicted by parent, but not own, body size, supporting a passive experience-based argument, and propose that early rhythm may be set by repetitive vestibular stimulation when carried by the caregiver.
U2 - 10.1111/desc.13032
DO - 10.1111/desc.13032
M3 - Journal article
C2 - 32860482
AN - SCOPUS:85090972104
VL - 24
JO - Developmental Science
JF - Developmental Science
SN - 1363-755X
IS - 2
M1 - e13032
ER -
ID: 255048524