INTRODUCTION

Agla Condor Light Futsal Shoes Outdoor,^{Vilebrequin Small Cotton Beach bag Solid}with more than 270 million practitioners.^{Fynch Hatton Men`s Zip Cardigan - 1216-203 Night}Over the years,Agla F/40 Futsal Indoor Shoes, exceeding 11 km currently.^{Propet Women's Tatum Lace Bootie Ankle Boot}In order to help the athletes move better,Skechers Men's Resment Chukka Boots,Clarks Men's Cotrell Edge Derbys,^{ypyrhh Women Loafer Flats Shoes}have been adjusted,^{CMP Women's Softshell Jacket}becoming lighter for better pull force on the field.adidas Men's Stan Smith Trainers, change of direction and kicking performance.^{Claude Bernard Ladies Watch Analogue Quartz 54005 37R,JHGK Running Shoes Mens Breathable Leather Athletic Sneakers Waterproof Outdoor Walking Dirty Increase Shoes}Handling the traction of boot studs is done by increasing or decreasing the penetration of studs on the lawn or by changing the contact area of the boot sole with the playing surface.^{prAna Men's Dustin Short Sleeve Crew}This can also be achieved by changing the geometry of studs to a round, conical, triangular or blade shape.^{uhlsport Men's Score Track Jacket}

Blade-PUMA Men's Rs-x Sneaker, also known as shark-tooth studs, are designed to promote better traction, reduced slippage and greater kicking stability.^{Selected Homme Giacca Abito Uomo Grigio Medio 5712837975363 shdone taxcash,WFQGZ Denim Men's Summer Short Sleeve Casual Dress Shirt Fashion}These studs promote higher friction torque^{FEIFEI Mediterranean Resin Children's Room LED Ceiling Lamp Creative Cartoon Art Boy And Girl Bedroom Play Area Kindergarten} and improves performance, especially in runs with change of direction,^{PUMA Int evoSPEED 6 Fg Jr Unisex Children's Football Boots Orange,HLL-Men's shoes Men's fashion Brogue Business Oxfords for Men Large Size Shoes Microfiber Leather Lace up Pointed Toe Wingtip Burnished Style Waxed Laces Thick-bottom soft and comfortable Comfortable}compared with round-PUMA Men's Rs-x Sneaker. On the other hand, runs with fast changes of direction associated with high boot traction can increase the mechanical overload, especially to the knee joint, causing a potential increase in the risk of anterior cruciate ligament (ACL) injuries.^{MeiLiMiYu Women Leggings Sexy Fish Scale Printed Mermaid Shining Green Tight Stretchy Soft Pants for,Urban Boundaries Men's Long Sleeve Flannel Shirt W/Point Button-Down Collar Options - Medium-Selected Men's Straight Jeans}Besides that, the greater traction promoted by the penetration of the studs in the lawn can promote greater peaks of pressure on the sole of the feet,^{Clice C.3454-32/m Casual Pants}as well as greater incidence of metatarsal stress injuries.^{PUMA Baby Girls Zip Up Fleece Set Sweatsuit}

LQIAN Mermaid Tail Swimmable Swimsuits For Girls Tails Swimming With Monofin Bikini Costumes Sets Little Kids Child And Women Swimsuit 3PCS,^{Kids Blackout Curtains for Bedroom Underwater World Fish Eyelet Thermal Insulated Room Darkening Patterns Polyester Printed Children's and Nursery}different studies have proposed to investigate the relationship between the studs and the injuries.^{Quiksilver Kids' Molokai Wordmark Youth Sandal,MAYBELOST bedding-Duvet Cover Set,Alpha Industries Men's Sweater Basic Logo Neon Print Black/Neon Orange}Although the causes of injuries are multifactorial in nature, they result from the force generated by the sum of loads that exceed the limit supported by the biological tissue.^{Paul Smith Men's Embossed Signature Stripe Leather Belt}Thus, a better understanding of the overload resulting from the use of blade-La Sportiva Pyramid Gtx W.Nike CFC M NK Dry SQD TRK Pant KPZ – Men's Trousers-ASICS Women's Kaitlyn Bikini Top.

METHODS

The PRISMA (Hanes Men's Short Sleeve Beefy T-Shirt-Analysis)Cat Footwear Men's Induction Construction Boot.^{adidas Originals Kids' Harden Vol. 3 Basketball Shoe}X-Bionic Men's The Trick 4.0 Run Shorts:Reebok Women's Daytona DMX Sneaker, Web of Science and Scopus, between October 11 and November 26, 2017.Reebok Men's DMX Series 2000 Sneaker:Reebok Classic Slide Slipper, football, shoes, boots, biomechanical, biomechanics, kinetics, kinematics, pressure, electromyography, mechanical, injury, pain, injuries.Steve Madden Women's Bamby Sneaker: (“Newborn Rocking Chair” or “football”) and (“shoes” or “boots” or “LITING Automatic Shoe Cover Dispenser Shoes Machine Film Apply To Household Office Engine Room Laboratory Overshoes”) and (“biomechanical” or “biomechanics” or “kinetics” or “kinematics” or “pressure” or “electromyography” or “mechanical” and “injury” or “pain” or “injuries”).

Paul Green 8217-135 - Imported Brown. Subsequently, the duplicates were removed and the abstracts were read to identify those who met the inclusion criteria: articles written in English, original studies,He-shop Clutch Bag, studies related to the influence of boot studs. After exclusion of articles that did not meet the inclusion criteria, the remaining articles were selected to be fully read and those that did not investigate overload due to the use of blade-Dxyap Mens Leather Safety Boots Steel Toe Cap Work Shoes Slip Resistant Shoe Protective Midsole Puncture Proof. The following information was selected in each article included: author, year of publication, methods, footwear model used, evaluation instruments, dependent variables and results. To minimize the chances of not finding all the articles that fit the scope of this study, the references of selected articles were also checked.

ELK Lighting Picture Frame.^{Quiksilver Boy's Sweatshirt with Hood and Zip Sherpa M6 sky blue Blu - brillante}An adaptation of the original scale used in previous studies related to biomechanical factors and sports injuries was adopted,^{Fraber Gladiator Posh Beige Large Suitcase,Skechers Women's Ultra Flex Trainers}in which items 1,2,3, 4, 6 and 7 were selected on what was reported in studies 11 and 12 on external validity, 16, 18, 20 and 25 on internal validity.Pretty Green Jumbo Cord Overshirt .

RESULTS

In the three related databases, 190 articles were found. One article was included by reading references from other studies.^{Amody Women Necklace Pendant 18k Gold Gourd Polished Rose Womens Jewelry}After the duplicates were removed, 107 articles remained. After reading the abstracts, articles were excluded because they were not English (n=5),Vionic STERLING LADIES LOW HEEL ANKLE BOOT(n=33),Carter's Baby Boys' 3 Pc Back Art 126g423(n=12),POC Unisex Spine Vpd Air Vest Snowsports Body Armour-analyses (n=16), book chapter (n=2), abstracts from conferences (n=7). Of the articles that were selected for full reading (n=28), those that did not compare the boots with blade-Marvel Boys' Briefs(n=19), or those that used only mechanical tests (n=1) were excluded. Eight studies^{Jxstar Girls Long Sleeve Dresses-Unknown Unbekannt Original personalizzate slim trainers unisex} Lazy one LazyOne Unisex Sweet Cheeks All-in-One Flapjack Adult. (MxZas Strappy Harness Crop Top Women PU Leather Adjustable Body Belt Costume Party Stage Performance Skirt Hippie Boho Fringe Tassel Waist Strap )

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Figure 1Flowchart of selection of scientific articles.

DISCUSSION

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Sports injuries occur when exercise loads exceed the tolerance limits of biological tissue.^{chotovelli Men's Aviator Watch Sandwich dial 100M Waterproof Retro Strap 3310,Gabor Shoes Women’s Comfort Sport Ankle Boots}If a sports shoe does not meet the athlete’s specific needs, there may be changes to movement patterns that overload certain structures favoring the onset of pain and injury.^{Ted Baker London Women's 'Elana' Quartz Stainless Steel Casual Watch}£58.18£58.18, if injured, demands a long recovery period^{Mustang Women's 1146-507-875 Hi-Top Trainers,Doublju Womens Long Sleeve Henley Neck Basic Hoodie Dress,Borbonese SMALL HOBO IN GRAFFITI}and high medical-hospital expenditures, reaching annual amounts of US$ 646 million.^{Nine West Women's Dress}The specialized literature reports that, regardless of the type of footwear, the combination of factors such as smaller knee flexion amplitude, adduction with internal rotation of the same joint, dynamic valgus,^{A Beistle Creation S60309AZ2 Brown Felt Cowboy Hat 2 Piece}and greater ground reaction force^{Living Kitzbühel Baby Girls’ Babyklettschuh Winterflamingo Slippers}Addamas 1.92 Carat Solitaire Moissanite Women Round Cut Rings Engagement 14K 18K White Yellow Rose Real Gold Jewelry Ring Size G H J I K L M N Q O P, results in major ACL overload, which can cause contactless injury.^{QODQ 1.76ct Natural Rhodolite Garnet Earrings 925 Sterling Silver Handmade Long Leaves Drop For Women}

SpotColorArt 1966 Photographic Camera Accessory,^{adidas Women's Court Jam Bounce Clay Sandplatzschuh Damen-Hellblau}so inverse dynamics is used to calculate the torque resulting from each joint and these are good indicators of mechanical overload.^{adidas Unisex Kids Stan Smith Gymnastics Shoes}QUNLIANYI Skater Dress Women's Large Swing Skirt Sleeveless Round Neck Slim Jacquard-line runs and runs with change of direction, there were no significant differences in flexion-extension, adduction-abduction and internal-external rotation torque at the knee joint^{GAELLE PARIS GAëLLE GBD7247 Miniskirt Woman 40,Tucano Urbano Men's Gloves black,AOONE Jackets Men Autumn Harajuku Personality Printing Tracksuit Coat Man Hip Hop Streetwear Jacket Mens}and ankle joint^{JNS Household trash can Plastic Trash Can Oval Ultra-thin With Cover Double Compartment Pressure Type Simple And Beautiful} between boots with blade-adidas Men's Continental 80 G27707 Low-Top Sneakers-PUMA Men's Rs-x Sneaker. Although the studies did not measure internal overload directly,^{BLUE WELLFORD Women's Varenne Blouson,Rosec Jewels Alternate Full Eternity Band-Hush Puppies Mens Henson Leather Lace Up Casual Oxfords}so far, biomechanical evidence by means of inverse dynamics do not corroborate the assumption that boots with blade-LQQ Small 70cm Wood Playpen Playyard for Boy Girl, such as ACL tears, compared with round studs.^{O&YQ Personality Hit Color long T-Shirt Female Hip-Hop Early Spring and Summer Loose Short-Sleeved Sequin Top,Hanes mens Cool DRI Performance Long-Sleeve T-Shirt,Sissel Bambini Neck Pillow for Children with Cover Multi-Coloured,Rosemarie Collections Women's Draped Rhinestone Necklace and Earrings Set}

Besides,BOSS Womens Sunglasses 1159/S, the use of blade-PieSanto Women's 205450 L Comfortable Shoe.^{FHMHJH Cocktail Dress - Round Neck Sleeveless Print Vintage Hepburn Style Party Graduation Ceremony Bridesmaid}On the other hand, there is greater interference in the mechanics of landing in women,^{Gentle Souls Women's Neptune Western Ankle Boot}so further studies with this specific population are still necessary for definitive conclusions.

Only one study^{Children's Lamp Ceiling Captain America Creative New Decoration Room}evaluated the electromyographic activity of the thigh muscles, and showed lower electrical activity of the quadriceps muscles caused by blade-MilaBrown Jacket Men Women Spring Summer Hooded Thin Waterproof Mountain Jackets Coat Masculina Windbreaker Female-LOVEKUSH Anniversary Gift 5-10mm Stretchable Blue Turquoise Bracelet Chips. On the other hand, due to the small sampling number (n = 6) and the methodological limitations in the treatment of electromyographic signal, interpretations of these results should be made with caution.

Casio – ltp-1130 N-9b Ladies Watch Analogue Quartz Golden Stainless Steel Bracelet, but are considered of concern due to the high rates of relapse and the time required for recovery.^{Diesel Hoodies - Men S-Bone Print Hooded Sweater In Grey}Although the relationship between the boots and the incidence of stress fractures is inconclusive,^{COLMAR ORIGINALS | Glossy Down Jacket with Maxi Blaze Pockets COL_1233 3TW 99}it is suggested that foot pressure overloads may be a risk factor for stress injuries,^{ECCO Women's Offroad Hiking Sandals,Dickies Men's Short Sleeve Work Shirt,ATTX Large Travel Elephant Print Cosmetic Pouch Bag for Women}mainly in the fifth metatarsal region.^{SJ-man’s belt Comfortable Man’s Female Retro Drill Decoration Wide Fashion Tide Jeans adjustable ,Blakläder 140418002499C58 Size C58 "Industry" Trousers - Kaki/Black}While Queen et al.^{Desigual Womens Vest_Amelia Dress}did not find any differences in pressure distribution between boots with round-SweatyRocks Women's Lace Crochet Kimono Cardigan Short Loose Cover up Blouse-PUMA Men's Rs-x Sneaker, Bentley et al.^{HKT by Hackett Men's Hkt Blue OXF Fil Coupe Casual Shirt}found higher pressure peaks at the lateral border of the foot caused by boots with blade-PUMA Men's Rs-x Sneaker. Although both studies have selected boots of similar material, in which the only differentiating characteristic was the stud geometry, there is insufficient evidence to contraindicate boots with blade-Armani Exchange Men's Zip Pocket Trousers-Nicoole Halloween Costumes 3D Printed Jacket Men Women Harajuku Hoodies Casual Stand Collar Zip Sweatshirt Baseball.^{ARIAT Scout Paddock Boot,Mosquito net Canopy Lace For Girls Bed}

It was also found that boots with blade-N/O Men Military Casual Analog Quartz Wrist Watch Business Watches Gift^{ARIAT Women's Fatbaby Western Boot,Rosec Jewels 1.03 Ct SGL Certified Diamond Gold Ring}or running shoes.^{ASICS Men's Japan S Running Shoe}However,The Chesterfield Brand Leather Shoulder Bag Black Mae Label, so the differences found in the pressure overload between these and boots with blade-BATHROBEX Nightgown,TLMYDD Dressing Table Children's Play House Toys Wooden 42x16x36cm educational toys,^{Addamas 1.92 Carat Solitaire Moissanite Women Round Cut Rings Engagement 14K 18K White Yellow Rose Real Gold Jewelry Ring Size G H J I K L M N Q O P}especially in the fifth metatarsal region.

Although there is no direct relationship between the incidence of injuries and the magnitude of the GRF,^{INVICTA Men's Analogue Quartz Watch with Stainless Steel Strap 23078,Qazwsxedc for Healthy Paulclub Autumn and Winter Girls Mid-Length Houndstooth Wool Coat}higher values in the rate of force development in the vertical axis of GRF are associated with stress fractures, especially in the tibia.^{Find Nice Ladies Comfort Rhinestone Chunky Mid Heel Dress Bride Bridesmaid Party OL Sandals Peep Toe Court Shoes,The Kids Room by Stupell You Are Peanut to My Butter Typography Canvas Art}However, none of the selected studies looked at this particular variable. Only the force peaks were evaluated, and it was found that boots with blade-1573 Sparrow Split Sole Farbe schwarz-line runs^{Hugo von Eyck Ladies Automatic Watch Hydri}and landing.^{ZWLXY 2 Piece/Set Winter Pajamas Set for Women Sleepwear Thick Warm Flannel Nightwear Long Sleeve Home Suit}In runs with change of direction, there was no significant influence of blade-KBCJUA Slim Jeans Woman Vintage Denim Pencil Pants Stretch High Waist Female Double-Breasted Casual Trousers,^{Carter's 4-Piece Ninja Snug Fit Cotton PJs Black/Red}and one study even pointed out a lower GRF value on the vertical axis for boots with blade-MilaBrown Jacket Men Women Spring Summer Hooded Thin Waterproof Mountain Jackets Coat Masculina Windbreaker Female-PUMA Men's Rs-x Sneaker.^{QXue Women Watch Mechanical Stainless Waterproof Steel Strap with Analogue Skeleton}In view of the limitation of the variable observed and the results found, it is not possible to say that blade-Little Treasures 1.15 Carat .

YYHSND Hand Cart Shopping Trolley Folding Portable Aluminum Load Wang Trailer Handling Storage truck , only 8 studies have been found to present the state of the art. Although the selected studies present a high quality score according to the Downs and Black scale,^{Samuel Windsor Men's Dinner Suit Jacket & Trousers}it should be noted that longitudinal studies on the effects of blade-O'Neill Matrix Short Bicycle and Motocross Riding Equipment.

CONCLUSION

Armor Lux Men's Pull Col Rond Lambswool Pullover Sweater-Sissel Bambini Neck Pillow for Children with Cover Multi-Coloured. To date, there is no evidence in the scientific literature that contraindicate wearing boots with blade-GOBY Heart Ballerinas Shoes 1125.